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so fitment is dialed in from the factory
order quantity matches your vehicle's front axle need
Factory-matched operation - Maintains original window travel speed and smooth action without binding
Check your service manual for torque specs—typically 50–70 ft-lbs depending on the bolt
If you're swapping from an older incandescent housing
COMP Cams Camshaft CS 47S 297Hxl R7 Ope 12-843-14 536.2 so fitment is dialed inCOMP Cams Camshafts 12 843 14 CamShaft, CS 47S 297HXL R7 Open Modified 3 8 5 8 tracks w wide corers or slick surface. 383+c. i., 12: 1+ compression, 4 BBL gas or alcohol. Requires good intake and heads. COMP Cams Camshaft CS 47S 297Hxl R7 Ope Vehicle Fitments: Year Make Model Submodel 1995 1996 AM General Hummer Base 1980 1991 Avanti II Base 1985 Avanti II GT 1980 Buick Century Sport, Limited, Estate, Base 1991 1996 Buick Commercial Chassis Base 1980