Racingjunk Forums - View Single Post - dart big m chevy block

07-22-2009, 04:30 AM

#4

supergass

Member

JUNIOR BUILDER

Join Date: Oct 2003

Posts: 84

Have your machinist check the clearance on the lifter bores. Both my blocks had to have the lifter bores hone to the proper clearance. It can be catastrophic if the lifters stick . Needs about .0015 to .002

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