|> "Rex B" wrote
|> > That 4.3L GM is little more than a 350 chevrolet V8 with 2 cylinders cut
|> out of
|> > it. Parts are otherwise common, including the timing chain and gears.|
|> You would probably be surprised how little the two engines
|> have in common.
|Back when the 4.3 first came out I seem to recall it
|using the same rods, pistons, main and rod bearings,
|lifters, timing set, oil pump, rocker arms, pushrods,
|most fasteners, timing cover, water pump, and other
|odds and ends. Pretty much the only different parts
|were the long parts like the cam, crank, etc. I'm
|sure the paths of the two engines have diverged quite
|a bit over the years, though.
I'm sure that's true. The last 4.3 I owned was a '92 Astro.
The prior one was a 1985 Astro. that one was very close to the 5.7 roots.
Rex in Fort Worth