![]() ![]() Then, in 1963, the smaller 153 tooth flywheel was introduced. Up until 1962, the ONLY size flywheel was the 168 tooth version. The test is to mount the starter on the flat plate that goes between the block and bell housing without the bell housing and check its engagement with whatever flywheel you end up with. Bendix drive for 168 tooth fly wheel laybacklenny 1 L laybacklenny Member 64 nfld I have a 1974 -350 engine 168 tooth fly wheel and a 9 tooth mini starter staggard bolt pattern.The bendix drive will sometimes not mesh with the fly wheel. So, you need a staggered bolt pattern starter with a cast iron nose which is what came on all BB/4sp cars and SB cars with the 168 tooth manual flywheel. The number of teeth is not as important as how far aft the ring gear is on the flywheel. Notes: Small and big block engines used two different torque converter bolt patterns. language or region in which you are located) and thus offer personalized functions. Get the latest business insights from Dun & Bradstreet. For the smaller, 153 tooth flywheel or flexplate, it's not an issue. Functionality cookies can be used to store your input (e.g. Find company research, competitor information, contact details & financial data for BENDIC PAPIR, d.o.o of Split, Splitsko-dalmatinska zupanija. Category: Flywheels SKU: MD-AL153-00 Tags: 153 tooth aluminum flywheel chevy aluminum flywheel. Thus, only the cast iron starter nose will fit into a big bell housing. Chevy Aluminum Flywheel 153 tooth 0 Balance. The reason is because the starter bulge on a bell housing for the big flywheel is too small for the alum starter nose. BUT, a starter with a staggered bolt pattern and an ALUM nose will ONLY work with an auto tranny flywheel (flex plate). BUT, in your specific case, ONLY a starter with a STAGGERED BOLT PATTERN AND A CAST IRON NOSE will work!! That is, in regards to a stock type starter, NOT an aftermarket mini starter.Īny starter with a straight bolt pattern will work with a 153 tooth auto or manual flywheel.Ī starter with a CAST IRON nose and staggered bolt pattern will work with either an auto or manual 168 tooth flywheel. Every flywheel is engineered for excellence and rigorously inspected throughout the manufacturing cycle to ensure that our customers receive the quality that they have come to expect from PRW products.My 70 Z28 4-spd has the 168 tooth with the 621 bell. The choice of 5 out of 6 winning engine builders at the Engine Master Challenge four years running, PRW billet steel flywheels were awardedBest New Product of the Year at the 2006 Hotrod & Restoration Show. PRW billet steel flywheels are CAD engineered and precision CNC machined to strict tolerances. Gross valve lift measures a lofty 0.544/0.539 inch. These SFI-Rated Flywheels are engineered to handle extreme duty applications and designed to take the punishment of todays high horsepower engines. Specifications measure 239/246 degrees duration at 0.050, and a base advertised duration of 276/283 degrees measured at 0.015-inch tappet rise. The ring is a durable 1045 steel.168 RG. Made in the USA If you don’t see what you’re looking for please call 20. Our flywheels are CNC machined from billet steel. ![]() Application: 1986-UP Chevy 5.7L LT1 V8, 1 piece rear main 2.067 crank bolt pattern. Problem is, when starting the starter makes a high pitched noise as it cranks the engine. Had to use 3 shims on the inboard side to move starter shaft away from teeth on flywheel. Tim Shea 72 Malibu w/ZZ4, Muncie M20 and 3.73 12-bolt. Shimmed it using the gage provided with the starter. They will fit in either size bellhousing. Why all the bother If you go with the 153 tooth flywheel and 10 1/2' clutch and pressure plate, you will not have any problems. We know that when you receive your new PRW performance components, you will have no trouble seeing what the excitement is all about. These are lightened billet steel which weigh-in at the same weight has a cast Flywheel but with the added strength of Billet steel. If you can measure the flywheel, the 168 tooth one should be approx 14' diameter. The combination of top quality and reasonable pricing sets new standards. PRW SFI-Rated flywheels raise the bar in the high performance industry. PQ Series SFI Billet Steel Flywheel - CHEV, 1970-90 BB 454, External Balance, 33 in-oz removable weight, 31 lbs, 168 Teeth
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