I want to buy the Hemi Predator. On the Harbor Freight webpage, there are three 212cc Predators listed. P/N 60363 P/N 69730 P/N 69727 ... They had a non-hemi on display but the sealed boxes all had the 60363 part number on them. So the P/N was enough to tell. I just needed to check with you guys to make sure.Buy JMCHstore 4L Gas Fuel Tank W/ Fuel Gauge & Petcock for Predator 212 Hemi Ghost Engine, Coleman CT200U BT200X 196cc Mini bike, Baja Massimo warrior MB200, 200cc Go kart Parts, ... Do not fit Predator Non Hemi Engine( w/ straight down mounting studs); 🏍 Max Capacity: 4L; EXTRA 33% Fual Quntity for Longer Working time.The Predator 212 has a Non-Hemi and a Hemi version, with the latter being the newer one. On the other hand, the Tillotson 212 is only available in a Hemi configuration – a Non-Hemi variant is not available. Hemispherical combustion chambers mean that the piston head is angled, instead of traditionally flat.MOD2 Grind, Predator Non-Hemi Core. Brand: DynoCams. 4.4 60 ratings. | Search this page. $7649. Report an issue with this product or seller. This item: DynoCams MOD2 Grind, Predator Non-Hemi Core. ARC Racing (2) Pack of 22Lb Valve Springs. OMB Warehouse Governor Removal Kit for Predator 212 Non-HEMIspherical.For 100.00 the Hemi Predator engine is a fantastic bargain ; strong pulling engine right out of the box. Add a header and K&N type air filter ( carb re-jet needed ) remove the governor ;18lb valve springs and replace the rod with a billet rod; 4 degree advance and you will have a wonderful performing and durable engine .there are two different predator 420cc motors one is actually a Hemi... yet people dont know.. check the videoFitment: Fits for Predator 212cc NON Hemi engines 224cc max power engine, fits for Ghost 212 engine, Fits for Honda GX200, Clone 196 BSP Tilly. Will not fit for the hemi predator engine. Compatible with various small tractors, go-karts, mini motorcycles, and more, as long as they have the mentioned engine modelsIn the Xochimilco canals around Mexico City, the axolotl’s only remaining natural habitat, pollution and new predators mean that the ’walking fish’ has become a rare sight. The axo...The Predator 212 Non-Hemi uses the same EPA compliant SP Carburetor as the Hemi Version. This means it can use the same stock style Tillotson PK carburetors or any Mikuni-Style Slide or Tillotson-Style Diaphragm Carburetor and intakes. We carry all the stock and aftermarket parts to rebuild and adaptor carburetors to the Predator 212 Non-Hemi.And when it comes to the 'quick' part Volvo says the (1810kg) single motor EX30 will sprint from 0-100km/h in 5.3 seconds while the (1960kg) dual motor lowers that number to a supercar-like 3.6sec. In fact, it's clear the Single Motor Extended Range is all the EX30 99 per cent of people will ever need.New Stainless Steel Pushrods for the BSP/Clone/GX200/ non-Hemi Predator Engines. Stock Length. Price is for 2 pushrods. $6.99. Add to Cart. Quick view. ARC Racing. 36# Valve Spring for BSP, Clone, GX200, Predator 212. For Modified BSP,Clone,GX200 and Yamaha F200. 36lbs at .850 and coil bind at .450. Requires part number DJ-1046 retainer and ...The Predator 212 has a Non-Hemi and a Hemi version, with the latter being the newer one. On the other hand, the Tillotson 212 is only available in a Hemi configuration – a Non-Hemi variant is not available. Hemispherical combustion chambers mean that the piston head is angled, instead of traditionally flat.Predator 212 Hemi Vs Non-Hemi Comparison ; Why The 212 Predator Is The Ultimate Go-Kart Engine; How To Troubleshoot And Fix A Predator 212 That Stalls; Importance of following owner's manual for Predator 212 break-in. The term "break-in" refers to conditioning a new engine so that its internal parts can adjust to each other appropriately ...Member. Nov 26, 2018. #3. The mounting ears are different on the hemi vs non hemi which is why your top plate doesnt fit. The heads on a non hemi flow better, better air box and have bigger valves if i not mistaken and is said that the hemi is more of a top end motor and the non hemi is more of a bottom end motor.The hemi does come with slightly larger valves than the non-hemi and setting the valve lash is a bit easier on them too. You'd be better off looking into either the Ducar 212 or a Tillotson 212. They're a bit more expensive, but are higher quality engines.All Predator 212cc; Air Filters; Billet Flywheels; Billet Rods ; Billet Sidecovers; Cams (Hemi) Cams (212cc Non-Hemi) Carbs and Parts; Crankshafts; Cylinder Heads (Non-Hemi Style) Exhaust; Gaskets …Nov 6, 2020 · Product Description. Listed is RLV EXF5060 clone exhaust header pipe. This pipe is used in stock clone classes and provides exceptional performance and power. This pipe is great for Predator 212 engines and other clones overhead valve engines. RLV highly recommends using mount EXF5063 along with clamp FAS9147 and silencer (muffler) EXF4104 B91.Jun 27, 2014 · Hemi Head Predator Piston is a flat top piston measures 2.750 or 2 3/4 inches in diameter. Clone stock piston is a dish piston and measures 2.675 in diameter. Nice looking piston, even if its from China.Mod 2 Cheater Stock Cam for the old style non "hemi" head Predator 212cc engines. It has significantly more duration than the CL-1 cam giving more overall power. The engine will still run smoothly at idle. We strongly advise using a billet flywheel with...Yes, it should be a drop-in replacement. As far as I know the main difference between the hemi and the non-hemi relates to the valves. The bolt pattern on the top of the two blocks SHOULD be the same. I have run into a few surprises here and there when mixing and matching parts, but never with the gas tanks. Reply.The first question should be which Predator 212 do you have, Hemi or Non Hemi. They take different cams. B. Bflo118 Member. Apr 7, 2016 #5 Hemi head predator . Jody / ARC Racing Site Supporter. Apr 7, 2016 #6 Then go with advice given in post #2. T. tboddy25 Member. Apr 7, 2016 #7 Is there a max lift rule . B.Safe, solid, and sub $500 (212 non hemi) build list. build list. If you want more power out of your predator (212 non hemi) and don’t know what to get. Here is a simple mild build list that is sub $500 for everything you need engine wise. Great hp/torque and everything is bolt on other than drilling a hole in the valve cover for a pulse fitting.Hemi vs non-Hemi 212cc. Thread starter Ragnar4077; Start date Jun 21, 2018; Status Not open for further replies. 1; 2; Next. 1 of 2 Go to page ...JMCHstore Aluminum Mini bike Gas Fuel Tank Cylinder 4x11'' for Coleman Baja Montser Mega moto Predator Hemi non 212 Engine, Massimo Axis RealTree Motovox Mototec Dirt Gas Bike, Go Kart Parts (Red) Visit the JMCHstore Store. 4.5 4.5 out of 5 stars 8 ratings. $89.99 $ 89. 99.9. Location. Dallas, TX. Nov 25, 2018. #1. predator 212 hemi vs non-hemi. What are the major differences? Which is better? Does it even matter? Lets hear your …Feb 27, 2022. #8. rebsfan4 said: The fact that the Ducar 212 is built to DynoCams specs and the Harbor Freight Predator has already had 20+ different heads, and an exuberant amount of differences from one engine to the next with the predator, makes it a much better choice for people who have to tech them.Apr 22, 2016 ... Today I do a few mods to the Predator 212 (Hemi). I do 18lb valve springs, jet the carb, gov removal, exhaust, oil sensor delete, ...This is a question we get just about every day from DIY'ers regarding the 212cc Predator engines and a 14cc high compression head. When comparing the... When comparing the... ARC Racing - FLOW vs COMPRESSION....predator 212 hemi vs non hemi, 60% off The box was only opened to take a The engine is still wrapped and in its original I can only imagine you could use this on many Predator Hemi Vs Non-Hemi Me Going Fast, 54% OFFSafe, solid, and sub $500 (212 non hemi) build list. build list. If you want more power out of your predator (212 non hemi) and don’t know what to get. Here is a simple mild build list that is sub $500 for everything you need engine wise. Great hp/torque and everything is bolt on other than drilling a hole in the valve cover for a pulse fitting.The Stage 2: 420cc Hemi Predator / GX390 Performance Kit is a high-quality upgrade kit that will improve the performance of your engine. This kit includes a range of high-quality components that are specifically designed to work together to increase horsepower, torque, and overall engine performance. The kit includes a Billet Flywheel, Billet Connecting Rod, Dual Valve Spring Set, Side Cover ...Sep 5, 2016 · I run a non hemi predator with a RTC-6 head. Your kit looks similar to how I got started. What cam came with it? My predator tore the field up last year. By mid year it was a beast. It was a very mild build but I do my own head work. It can be done at home. Look on the bottom side of your head. RTC6,8,9 come with the bigger valves.I have 2 predator 212cc engines that I built for my grandkids karts. Both are big 2 seaters and use torque converter, and both are modified similar to yours. The only difference between the two engines is cam and rockers. Both cams are .265" lift . On one the duration is 236 with champion 1 to 1 rockers and on the other the duration is 245 ...As for Hemi over 196, who the heck would write 196 on the tank, when you can write HEMI! :thumbsup: My 200U sports a almost finished 212 non Hemi, P/O was a bit of a dunce, first ran the stock engine without oil. Then went to H/F and paid way too much for the non Hemi, when he could have gotten the Hemi for less...Are you ready to embrace your wild side and experience the thrill of being a predator in a vast underwater world? Look no further than the Feed and Grow game. Dive deep into a stun...I went to the local Harbor Freight this morning to get an engine for the Alfa. They only had the non-hemi 212 engines in stock. I asked the store manager to check stock at the other two locations nearby and nobody has a hemi Predator. Does anybody have any insight on this? Are theMy first predator build, I have a new non hemi with the piston in the hole 0.051". I am planning on 11.1:1 to 12.0:1 CR with a 0.045 gasket, a 22 cc head milled .065" for use with pump gas and 12:1 to 13.0:1 with a thinner gasket for use at some point with E-85.Oct 31, 2023 · The easiest way is to check for the Hemi badge on the valve cover. Hemi also has a horizontal crank orientation vs. vertical on the non-Hemi. Cylinder heads are very visibly different. Get the Most from Your Predator 212. We hope this Predator 212 Hemi vs non-Hemi comparison has helped give you a better understanding of these excellent engines.I want to buy the Hemi Predator. On the Harbor Freight webpage, there are three 212cc Predators listed. P/N 60363 P/N 69730 P/N 69727 ... They had a non-hemi on display but the sealed boxes all had the 60363 part number on them. So the P/N was enough to tell. I just needed to check with you guys to make sure.Exhaust Header Pipe added Horsepower Compatible with Predator 212CC Hemi and Non-Hemi and most 196cc OHV Clone engines - Exhaust Pipe brace and silencer not included. 4.2 out of 5 stars. 65. $29.99 $ 29. 99. FREE delivery Sat, Apr 27 on $35 of items shipped by Amazon. Or fastest delivery Thu, Apr 25 .The spring pockets in the hemi head are alot shorter than other heads, and the 18lb springs are taller than other springs. Best fit in a stock hemi head is 22lb or 26lb but both those are alot thicker than the diameter rule you have. With that rule, you will be stuck using 10.8 springs, so find a good set of 10.8 springs.The rocker ratio is set the same as a Predator 212. The intake and exhaust ports both have got some sharp edges similar to the non-Hemi Predator 212, you will need to work on porting for best performance gains. Valves. The intake Valve is 27mm and the exhaust is 25mm on the 224cc. The valve stem is 5.5 mm. The honda clone valves will fit ...ARC stock length billet rod with bearing inserts for the Harbor Freight Predator 212cc engine. Fits both the Hemi and Non-Hemi versions. 3.308" center-to-center for a 1.188" rod journal and .709" wrist pin. Stock OEM length for use with the stock crankshaft and stock style (dished or flat top) piston in modified engines.Product Description. ARC +.020" long billet rod with bearing inserts for the Harbor Freight Predator 212cc engine. Fits both the Hemi and Non-Hemi versions. 3.328" center-to-center for a 1.188" rod journal and.709" wrist pin. the +.020" length for use with the stock crankshaft and stock style (dished or flat top) piston to lessen the pistons "in the hole" depth.Little is known about the deep sea’s elusive creatures, but a new finding shows how some thrive. The ocean depths are nearly as mysterious as outer space. Scientists know little ab...Just to clear up something In a above post on parts between engines. The hemi engine has longer pushrods than the non hemi. The hemi pushrods are around 5.5 long and the non hemis are more clone sized or about 5.2-5.3 long. Long as you use the pushrods from the head they come with shouldn't be any issues. O.Predator 212 Hemi Vs Non-Hemi Comparison ; Why The 212 Predator Is The Ultimate Go-Kart Engine; How To Troubleshoot And Fix A Predator 212 That Stalls; Importance of following owner's manual for Predator 212 break-in. The term "break-in" refers to conditioning a new engine so that its internal parts can adjust to each other appropriately ...Predator 212cc Non-Hemi Upgrade Kit. Availability: Ships same day if ordered before 12PM Eastern time. or 4 interest-free payments of $67.50 with. Add More Power!So is the Predator Hemi better or is the predator non-hemi better? Predator 212cc hemi. Predator 212cc non-hemi. Share to. Copied; Likes (29) Comments (16) Copied; Likes (29) Like 29. Comments (16) NicNak. im buying a predator 212 cc and was wondering should I get it with a carb or without a carb? Read more . 0 Reply 07/22/20. …Comparing the Predator hemi vs non hemi, what are the differences in the 212 Predator engines? It's got a hemi mini bike shirt: https://amzn.to/3f3hxU3 https://youtu ...The predator 212 hemi vs non hemi may look similar, but they have some key distinctions that can affect performance. The Hemi version features a hemispherical combustion chamber design, promoting efficient fuel combustion and potentially delivering more power. On the other hand, the Non-Hemi engine has a flat head design, offering a different ...21 days ago. Updated. Follow. When re-assembling the Predator 212cc engines, use the following torque specs. Connecting rod (stock): 108 inch lbs. Side cover bolts: 17 foot lbs. Head bolts: 17 foot lbs or 204 inch lbs. Rocker studs: 17 foot lbs or 204 inch lbs (NOT rocker arm adjusters!) Rocker adjuster nuts: 94 inch lbs.The hemi's seem to have more "stock" building parts available like top plates, brackets, etc. If you're able to get different springs for the stock class the non-hemis have automotive keepers and you can definitely throw tools dealing with those haha. I just got done with a couple for stock class and wish I'd gone hemi for ease of working on them.For NON-HEMI Predator 212 Honda Clone GX160 GX200 Go Kart Throttle Linkage Kit . Opens in a new window or tab. Brand New. $12.25. Top Rated Plus. Sellers with highest buyer ratings; Returns, money back; Ships in a business day with tracking; Learn More Top Rated Plus. or Best Offer. silverautoparts (19,228) 98.3%.The Ghost engine comes with 22lb valve springs, which will let you hit a high rpm (with governor removed) before it floats in comparison the Predator 212 or 224 comes with a 10.8 lb spring, which limits the engine to 4800 rpm (without governor). The Ghost engine comes with a better cam in comparison, which is to be expected.May 8, 2019 · Member. On the stopwatch I've measured very little difference - and those differences appeared to be more due to production tolerances than head design. But that is with box stock engines. However, a few years ago I did see somebody who was running an early version of the Predator (not sure what its part number was, but the owner said he bought ...That’s a great amount of power for any type of go-kart or equipment. Take note that the Predator 420 also features Hemi and Non-Hemi versions, however the Hemi version is more common. The Predator 420 also features an electric start, which makes cranking up the engine much more convenient.ARC Speedway Billet Flywheel: 212cc Non-Hemi Predator. Looked great fit great and easy install. New style short fin speedway flywheel. Lighter then the original ARC design and the shorter fins create a lot less drag resulting in higher horse power gains and quicker acceleration. The upgraded ARC billet aluminum flywheel is a highly recommended ...Predator Hemi vs. non-Hemi. Thread starter Street Smart; Start date Jun 27, 2014; Tags hemi non-hemi predator; Parts from Hent on eBay. Prev. 1; 2; 3; First Prev 3 of 3Details. This is a complete kit to convert a Predator 212cc model 60363 or other predator Hemi models into a 12 volt electric start motor with a charging coil (battery not included) Kit works with Hemi item #. 60363. plesae watch video as some 69730 are now hemi. Please check your item type using the valve cover method seen in the video above.Apr 22, 2016 ... Today I do a few mods to the Predator 212 (Hemi). I do 18lb valve springs, jet the carb, gov removal, exhaust, oil sensor delete, ...Questions and information for Harbor Freight's Predator Series and Honda Clones. Including Modifications, Uses, OEM parts, and much more! ... The shaft on my hemi version was damaged and I'm looking to replace it, I have a non hemi flywheel available I could use if I can just put a standard crank in it, which would let me use that engine as ...Power and RPM. Non-Hemi Predator. Although both predators can run at 2500 RPM at max, the non-Hemi model turns out to have a weaker power than the Hemi: 6.5 vs. 6.8 HP. The top speed is also slightly less advantageous, usually 1-2 mph lower.Predator Cams; Non-Hemi Cams; Modified Cams; 335 Grind, Tool Steel Billet, Non-Hemi Predator. 335 Grind, Tool Steel Billet, Non-Hemi Predator. $195.00 /EACH. Add to Cart. Item: 335-PRED-TSB: Product Details; Documents; Description. The 335 has a big duration with lower lift so it can be used in large cubic inch OHV engines where valve to piston ...I recently got into upgrading the predator 212 from HF. The box and part number sticker says it's the non hemi part number 69730. When I ordered parts for non hemi example fly wheel it didn't fit I think I got the Hemi with non hemi stickers has anyone had this issue? Or is it a new model with hemi style heads but still non hemi?Home > Engine Parts > Gaskets And Seals > GX200 And Predator Gasket Kits. Builder's Gasket Kit 212 Predator Non - Hemi (Old Style) 0 Reviews. List Price: $21.99 $ Savings: $ ... Note: For Non-Hemi Applications It's Not Uncommon For Exhaust And Head Gasket Holes To Have To Be Enlarged. Related Products. Seal, Crank, GX390: Genuine Honda.The non Hemi Predator head is best for the recycling bin. It's smaller valves and 5.5mm valve stems are more prone to valve failure at high RPM. Hemi head has bigger valves and flows better out of the box, but doesn't take too high lift cams well without some serious modifications.The Hemi went into hibernation for a few years until a revised Hemi based on the 426 wedge block arrived in 1966. This was the culmination of the production Hemi, with a pavement-thumping 425 hp and 490 lb-ft of torque. For decades, enthusiasts have maintained, and dyno results confirm that those 426 Hemi performance figures are purposely low.The Motor Predator/Lifan 420cc OHV engine With or without Electric Start – Approved Engines: OHV Predator part # 60340 (non-hemi) or Lifan 420cc engine part #’s LF190-BRQ (non-electric start), LF190-BDQ (electric start with 3 amp charging system), LF190-BDQC (electric start with 18 amp charging system), modified only according to …Today I show you the difference between hemi and non hemi big and small block engines by looking at the valve covers on them. The engines in today's videos a...Jan 10, 2018. #2. No hemi has small head Dowell holes so you would need to drill them. Hemi has the larger valves, no shrouding issues and raised runner all positives. Negatives are open hemi chamber and lot of cc’s (23) so you need a flattop piston. Modified they are a great head but it takes a lot of work.Hemi vs non-Hemi 212cc. Thread starter Ragnar4077; Start date Jun 21, 2018; Status Not open for further replies. 1; 2; Next. 1 of 2 Go to page ...in this very short video I try to explain some of the small differences in the two motors in the store without having to rip apart the boxes. just get what y...Strongthium Non Hemi Gasket Set Kit for Predator Tillotson Lifan Ducar Locin Lifan 210 212 213 224 Mini Bike Go Kart Engine Upgrade Rebuild 212cc 224cc. ... Gasket set for the Predator Hemi DJ-1320 Carb to intake DJ-1325 Intake insulator to head DJ-1330 Muffler DJ-1335PH Valve cover DJ-1340 Sidecover DJ-1310PH Head Gasket(.010") DJ-1315 Air box ...These are the pros and cons we'll be going over here. See All 21 Photos. The hemi chamber's characteristic semi-sphere shape is of particular interest, and produces a more rapid rise in combustion ...Predator HEMI vs non-HEMI modification compatibility. I've read a lot of things saying that the HEMI version of the engine (which I have) is not as modifiable as the non-HEMI version, but whenever I've looked for mods for my engine, there always seems to be a HEMI version of a mod no matter what it is.6 Side Cover Bolts And Gasket (optional): 6 Side Cover Bolts And Gasket [Add $14.00] Product Code: PREDATORSIDECOVER. Usually Ships in 1 to 2 Business Days. Qty: Add To Cart. Description. Predator (Non Hemi) 212cc 6.5 side cover for crankcase. Includes, bearing and seal.For NON-HEMI Predator 212 Honda Clone GX160 GX200 Go Kart Throttle Linkage Kit . Opens in a new window or tab. Brand New. $12.25. Top Rated Plus. Sellers with highest buyer ratings; Returns, money back; Ships in a business day with tracking; Learn More Top Rated Plus. or Best Offer. silverautoparts (19,228) 98.3%.Predator 212 Hemi Vs Non-Hemi Comparison ; Why The 212 Predator Is The Ultimate Go-Kart Engine; How To Troubleshoot And Fix A Predator 212 That Stalls; Importance of following owner’s manual for Predator 212 break-in. The term “break-in” refers to conditioning a new engine so that its internal parts can adjust to each other …Both are 212cc engines and take the same connecting rods, but different cams. The Hemi will take the clone cams and sidecover while the Non Hemi takes a specific Predator cam. If you are not confused yet the Non Hemi engine has two different generations. Gen1 have small valves like a Clone 25mm/24mm. The latest generation Gen3 has bigger valves ...Product Description. Listed is RLV EXF5060 clone exhaust header pipe. This pipe is used in stock clone classes and provides exceptional performance and power. This pipe is great for Predator 212 engines and other clones overhead valve engines. RLV highly recommends using mount EXF5063 along with clamp FAS9147 and silencer (muffler) EXF4104 B91.The old non-hemi (NH) head has 24mm/25mm valves with a 5.5mm stem. The hemi (H) has 25mm/27mm valves with a 5.5mm stem. They both use a slip on type valve retainer. The newer NH heads have the larger 25mm/27mm valves but with a 5mm stem. This head uses a better automotive style retainer with split keepers.Predator 212 comes with 2 types of heads, a hemi head, and a non-hemi head. Hemi heads have better porting which allows an easier flow of the air-fuel mix to the cylinder. Non-hemi heads are better for engine modifications (bigger cams, etc). The head design makes a big difference in performance.The new ARC Racing billet "Long" rod for the Harbor Freight PREDATOR 212cc (Hemi and Non-Hemi). Product Specs: This rod measures 3.707" center to center for a 1.188" crank pin with .490" wrist pin. Designed to be used with aftermarket high-performance pistons. For stock stroke and high lift cam applications.ARC +.020 long billet rod with bearing inserts for the Predator 212cc engine. Fits both the Hemi and non-Hemi versions. 3.328" center-to-center for a 1.188 rod journal and .709" wrist pin. the +.020" length for use with the stock crankshaft and stock style (dished or flat top) piston to lessen the pistons "in the hole" depth.Get an adjustable push rod tool so you get an accurate measurement on the lengths you need. You may need to get the "build your own" push rods if they don't make the length you need.Predator 212 Hemi vs Non-Hemi: Which is better for you Go Kart Nerds Durable cast iron cylinder withstands wear and abuse User-friendly controls for easy starting and operation Fuel shut off for safe transport BallI have a predator 212 hemi I am looking to make faster for my go kart. Right now it just has an air filter adapter/air filter/pre-filter, 140 emulsion tube/.037 jet, and a 1 inch header/muffler. ... To avoid coil bind, go with non-Honda 18 lb springs: Springs, Valve, 18 lb, 212 Predator w/Hemi Head, Pair420 HEMI vs NON-HEMI Engines. When it comes to our Club Car installation ki, Jun 24, 2019. #1. I have a Non-Hemi Predator 212. I opened it u, Nov 25, 2018 · Member. Nov 26, 2018. #3. The mou, It's really about preference. You'll just need to buy different parts. Not much difference. If you pl, Do you want to know how to distinguish a hemi from a non hemi Predator 212cc, The pred 212 non hemi head is 20.5-21.7cc, that I h, Re: Differences between Harbor freight predator 420 motors. The hemi engine , The Hemi will have a wide casted valve cover while the Non-Hemi is ide, There are 2 versions of the Predator 212 engine, hemi, a, Today I show you the difference between hemi and non hem, The predator 212 HEMI has a crankshaft taper of its own k, The old non-hemi (NH) head has 24mm/25mm valves with a 5.5mm stem, Nov 24, 2021 · Hemi head versus non-Hemi head on a Predator 21, It naturally denotes a non-hemi head that will permit for , I am at a decision point in my build. To run 37lb spri, Predator 212 Hemi Vs Non-Hemi: Which One Is Better - kartbible. 2, Predator Hemi vs. non-hemi. Thread starter BeaterofAincrad, With a displacement of 212cc and an output of 6.5hp, the Predator .