The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - HELP!! lot of gunk under valve covers... is this from coolant?? how to clean??

cfinance · 01-03-2007, 02:09 AM

I agree and encourage the use of a torque wrench, too. The Haynes manual recommends 30 ft. lbs for GM/Chevy cast iron intakes (top image), Edelbrock recommends 25 ft. lbs for their aluminum intakes (bottom image).

01-03-2007, 02:09 AM	#17
cfinance Registered User Join Date: Aug 2006 Location: Port Orchard, WA Posts: 122	Re: HELP!! lot of gunk under valve covers... is this from coolant?? how to clean?? I agree and encourage the use of a torque wrench, too. The Haynes manual recommends 30 ft. lbs for GM/Chevy cast iron intakes (top image), Edelbrock recommends 25 ft. lbs for their aluminum intakes (bottom image). Attached Images __________________ '71 C-10 Fleetside, 350/SM465 My truck is like my wife: they no longer look like they did on the showroom floor, but you just can't beat the beauty that comes with age. Last edited by cfinance; 01-03-2007 at 02:11 AM.