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Old 06-15-2014, 12:01 AM   #1
85_prairieboy
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Join Date: Jan 2009
Location: Glaslyn, Sask
Posts: 131
Broken rings again...

I took my engine apart today to freshen it up and noticed that most of the second compression rings were broken. This happened 5 years ago when I took it apart as well. Engine is a SBC 350 with forged pistons 10.5:1 and a 150 shot. What could cause this? On my last pass down the track it pushed oil out the breather and ever since then if I get on the throttle too hard the crankcase pressure builds up. All of the top rings were good
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85 GMC toy Lowered, newer box swap, 350 .060 over with AFR 195s, forged pistons, TCI TH350
1.83 60' 13.14 @ 100 on motor
1.49 60' 11.52 @ 116 w/150 shot

1952 Chevy truck project
1980 Z28 Camaro
1967 Camaro drag car 10.60@126
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