Tips for avoiding things that can bite you
By John Mummert
In disassembling Y-Block core engines, I have noted a number of common mistakes that are made during the assembly of Y-Blocks during rebuild. Take care to avoid these mistakes.
Our Dart Big Chief II cylinder heads came equipped with Dart 1.625T 330 lb. @2.100″/0.910″ max Comp 948 triple valve springs, but since our Crane custom billet cam specifically calls for their 928 lb. springs, we performed a spring swap. Our Victory titanium intake valves measured 2.470″, while the exhaust valves measured 1.800″. Our Crane [...]