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This harness is used on most LS3 engines with square style, Melco-Mitsubishi coils
1 harness connects 4 coils, requires 2 harnesses per engine
Delco number 357A
Related Components:
LS3 Ignition Coils
LS3 Coil Kit
ARP Coil SS Bolt Kit
ARP Coil Black Bolt Kit
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