ABOUT 4AGE 20V

About 4age 20v

Stroking the crankshaft to a greatest 81mm will retain the RPM capacity intact. Bores could be introduced out to 83mm, but try out to keep it below 82.5mm. There isn't any want to the Formula Atlantic crankshaft. Reject blocks that should want 83mm to scrub up, obviously There is certainly head problems also.not too long ago bought a different JDM

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