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Re: Holley 500 on the 305, woke it up
Even Better Fuel Milage I did mine Years ago what a Great up grade. You going to do hei next
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1966 GMC K25 V6 351E Original Utility Truck
2000 C3500 Hot Rod Utility Truck
2003 ROAD KING 100th 124ci 6 Speed
145CI M/P Pro Street FXR
2002 FXDP
2007 2500HD DURAMAX. DD
Studio Teamsters / Mechanic
Retired GM Master Tech 20 Years
Retired Ford Tech 15 Years
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