1971 Chevrolet Chevelle 502CID Pinging
Try to set Timing at 8 deg btdc and with 30 deg total advance and motor will hardley run and spit through the carb, if I set base timing to 35 to 40 deg btdc with no advance hooked up it runs great has plenty of power but pings under hard accel decrease timing...
FIX posted 10/13/2008
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Message Closed w/FIX
Vehicle Data1971 Chevrolet Chevelle
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Message Closed w/FIX
Vehicle Data
1971 Chevrolet Chevelle
VIN | 1D37H2B587 |
Engine | 502 / 8 cyl |
Delivery | CARB / 4 BBL |
Symptoms | Pinging |
Occurs | On Accel |
Misc. | 502 Ho Crate Motor 1000 Miles on Motor |