Identifying Bbc Bellhousing

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Chevy Clutch Housings. Most people define Chevrolet Bellhousings by the Clutch size i.e. 10.5",11", or 12" . Flywheel Diameter 12.75" or 14" or number of teeth is more accurate because some 168 tooth flywheels are drilled with multiple bolt patterns, and the aftermarket makes a 153 tooth flywheel that a 11" clutch and .Chevrolet and GMC 's "756" is an aluminum 168 tooth Bellhousing. and has a 5 1/8" center hole for the GM truck transmissions. This "756" clutch cover has no GM logo on the upper ribs..The "621" Chevy Bellhousing is a 168 tooth aluminum bell with 4-5/8" center hole. It was used on most Chevrolet Big Blocks,Small Blocks and Six cylinder engines requiring an 11" factory Heavy Duty clutch. This picture above shows the part number location, and the starterp .The Chevy "403" is an aluminum 153 tooth bellhousing with a 4 5/8" center hole. This makes it compatible with all GM 4 s.ds Muncie,Saginaw,T-10 , except the 1963 small bearing retainer transmissions. According to the 1967-75 Chevrolet Parts Catalog this is the only Clutch housing listed for the 302 cubic inch engine .

Automatic Transmission - How to identify 4l80e - to swap my 02 TA over to 4l80e when the 60 goes. What all is needed and what is the best way.LS-Engines are an old-enough platform to make junkyard scavenging fun. This is a guide for junkyard dogs who are to find good LS parts for a bargain.Senior F1 Racing in the Sixties *Look for labels: new additions may betered randomly throughout the page.. , .

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