Engine Timing Crankshaft Sprocket for 2002-2012 GMC/Chevrolet/Isuzu 4.2L 2.8L (Canyon, Envoy, Envoy XL, Envoy XUV) S913
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The Dorman Engine Timing Cover (part number 635-521) is a direct-fit replacement for 2002-2012 GMC, Chevrolet, Isuzu, and Hummer vehicles with 4.2L, 2.8L, and 3.5L engines.
Features:
Specifications:
| Product Grade | Standard Replacement |
| Color | Silver |
| Material | Aluminum |
| Width (in) | 13.5 in |
Fits: 2002-2012 GMC, Chevrolet, Isuzu, Hummer, and Saab models including Canyon, Envoy, Envoy XL, Envoy XUV, Colorado, Trailblazer, Trailblazer EXT, Ascender and more - 4.2L, 2.8L, and 3.5L engines. Confirm your year, make, model, and engine before ordering.
Fitment Notes: Does Not Include Oil Pump
Interchanges With: General Motors 12628565, General Motors 12601932, General Motors 12582737, General Motors 12586647, A Premium APETC0021, Pioneer 500290, A Premium 24056710973179206