Vacuum Advance - Adjustable - GM Hei Distributors - Each
PERTRONIX IGNITION  |  Part# PRT-D9006   More Details...

$38.26

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Hei Advance Curve Kit
RACING POWER CO-PACKAGED  |  Part# RPC-R4933   More Details...

$10.79

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Spark Advance - Mechanical Advance Spring Kit - Adjustable - GM Hei V8 - Kit
TRANS-DAPT  |  Part# TRA-4933   More Details...

$11.39

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