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Forum: General Q & A

11-15-2016, 09:55 PM

Replies: 30

reliability GM ZZ502-502 HP GM CRATE ENGINE

Views: 26,251

Posted By BUP

How long have you been running your 502 and with...

How long have you been running your 502 and with 110 LSA cam and of course running totally dry to the tip surely helps to

What heads and valve train set up ? Just asking

Forum: General Q & A

09-10-2016, 09:34 AM

Replies: 30

reliability GM ZZ502-502 HP GM CRATE ENGINE

Views: 26,251

Posted By BUP

^^^^ that is correct and always remember about...

^^^^ that is correct and always remember about that bypass valve. I have one in now ---- engine with 38 hours only and it has piston / cylinder noise back port area. My guess wrong by pass valve,...

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