either is fine, i prefer the extension and longer bolts available from GM dealers such as CrateEngineDepot.com or SDParts.com
either is fine, i prefer the extension and longer bolts available from GM dealers such as CrateEngineDepot.com or SDParts.com
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709