Need Help!
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Joined: Apr 2010
Posts: 129
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Car: 74 Nova prostreet 87 Iroc Z28
Engine: 427 671 blower 350 Built
Transmission: 700R4 both
Axle/Gears: Dana 60 an a 323 posi.
Need Help!
87 Iroc I have a pink an a white wire that went to the stock coil do I need them if I run a MSD box an MSD coil could someone tell me what they are for. Thanks.
Joined: Apr 2005
Posts: 7,736
Likes: 14
From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73








