typhoon

I've got the whole V6, LB4, 4300, engine apart! and Im trying to find the standard main cap diameter. I've looked all over the internet for specs on the main cap from the Kohlerpower manual, to calling MAHLE but they can't answer cause of the stupid virus. If anybody can help me out, PLEASE...

I have an 89 s10 Blazer with the 1st Generation TBI 4.3L V6 (non vortec) I recently got the urge to see if it was possible to take MY motor, do the necessary modifications and have a "Chevy Typhoon Clone." After some research it seems to me the factory typhoons have beefier internals, a Chevy...