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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
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#68694 11/16/2006 3:58 PM | Joined: Jul 2005 Posts: 2,031 Shop Shark | | Shop Shark Joined: Jul 2005 Posts: 2,031 | there are two that i am aware of. the difference is the large transmission input shaft hole where the tranny bolts to has two sizes. (example) the sm420 uses the smaller sized hole, the larger hole works w/ sm465's and T5's. I believe the difference is about a 1/4'' dia.
all later years of bell housings (same engine bolt pattern) will fit on an L6 &/or V8
Jim & Caroline
The highway is for gamblers, better use your good sense."
Gooday-that's my 1¢ answer due to the lousy economy ~ cause I ain't got - no . mo . doe
Every Shaver | Now Can Snore | Six More Minutes | Than Before ... | Half A Pound for Half a Dollar | Spread On Thin | Above the Collar || BURMA-SHAVE
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