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Forum: Pontiac - Street 11-04-2021, 01:44 AM
Replies: 46
Views: 6,828
Posted By lust4speed
If I had that 428 I'd keep the 670 heads and run...

If I had that 428 I'd keep the 670 heads and run a 4.25" stroker kit to complement the 4-bolt mains and then sell the 4" stroke crank for a high premium to one of those guys that believe there's...
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