I wonder if your timing chain is getting sloppy. Put a 5/8 socket on a breakover bar & put it on the crank bolt. Pull back & forth & feel haw much play is in it. About 2-4 degrees is normal.


They say money can't buy happiness. It can buy old Chevy trucks though. Same thing.
1972 Chevy c10 Cheyenne Super
In the Gallery Forum