Pontiac - Boost Turbo, supercharged, Nitrous, EFI & other Power Adders discussed here.

          
 
 
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Old 09-16-2019, 10:37 AM
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LPI LPI is offline
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Join Date: Nov 2009
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Charlie,

The biggest change was the firing order.

The original test engine had a 4/7 swap 242/253 with a .373/.380 lobe

The original camshaft had a tighter ICL & LSA 110/114

All of the minor changes helped even the torque out as well as allowing the engine to breathe to 6000 rpm at one atmosphere of boost.

In the end the motor really responded to the "Ford" firing order

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