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when i bought my engine, the guy said, "it ran when we pulled it out". famous last words, right? they probably couldn't hear the rod knock through all the oil sludge insulation! :roll: well, i took it by the crank grinder today and he said it looks like it's going to take .010 on the mains...

i went by a scrap yard today and figured this would be a good time to chuck that 20-30 pounds of junk steel riding in the back of my (work) truck. so i pull in and as i'm heav-ho-ing the pieces, i notice a stripped v-6 sitting there. pan's off, no heads, no rods/pistons but upon closer look...

Re: so, how much are the vortec heads really worth? anybody? please?

i know i don't have the vortec heads, mine are casting #14091768, so how much more can the vortecs really make? especially if these heads are worked a bit. i think these are the 1.94 heads but maybe one of you guys could confirm or reject that for me, please.

Re: n00b needs help with the 4.3 sweet! that is just the kind of article i've been looking for.

Re: n00b needs help with the 4.3 thanks guys for all the help so far. this is why i love the internet. ain't it great so many car guys are on the net? so what i've found so far is i believe the engine is a tonowanda engine. the numbers i've found so far are crank casting number 10105865 and...

Re: n00b needs help with the 4.3 good to know. speaking of which, are the rods interchangable with 5.7? i have a mismatched set of 5.7 rods that have never been spun i might just as well install.

Re: n00b needs help with the 4.3 thanks for the link. i already read through it and i'm guessing mine is actually pre '92. i have no balance shaft. i just disassembled it tonight and found it uses the two bolt lifter retainer. the other thing i found, and likely the (undisclosed) real...

looking for a good source on rebuilding the 4.3 for performance. i just purchased a used 4.3 and want to build it for track use. i admit this is not a ty 4.3, it is out of an early 90's c1500. my initial plans are for an N/A engine but after the car is sorted out and after a few seasons, i...