The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Hidden HORSEPOWER in Side Gapping your Spark Plugs?

INSIDIOUS '86 · 01-14-2013, 09:36 PM

Well I will try and make it but basicly it's just all the stock stuff remade to work how I wanted
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01-14-2013, 09:36 PM	#20
INSIDIOUS '86 Registered User Join Date: Jul 2009 Location: washington Posts: 4,178	Re: Hidden HORSEPOWER in Side Gapping your Spark Plugs? Well I will try and make it but basicly it's just all the stock stuff remade to work how I wanted Posted via Mobile Device __________________ 377 sbc thumpr cam autogear m23 muncie 3:73 Detroit trutrac 3''spintech prostreet mufflers xpipe 1 3/4 headers build thread !http://67-72chevytrucks.com/vboard/s...d.php?t=577217 Iroc gauge threadhttp://67-72chevytrucks.com/vboard/s...d.php?t=554511