Ignition Timing
#1
Ignition Timing
Got a 87 formula 272 with twin 350's. Its got thunderbolt IV ignitions on them. whats the best way to set the timing and is there any special procedure. What should it be initial. and what should the timing be total and at what rom should i set it at. thanks
#2
VIP Member
iTrader: (1)
You need to ground out a pin but I cannot remember which one. Hopefully somebody will not be as braindead as me
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#4
Registered
iTrader: (8)
Merc TB V8 modules are either 22 or 24* advance. 32* total is fine for a stock 350.