Holley 21-153 SBC TIMING CHAIN COVER W/CRANK SENSOR

Timing Chain Cover; Timing Indicator Molded Into Cover; Over-Molded Viton Seal; w/Crank Sensor Provision; Black Painted Finish w/Holley Logo;

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Holley's Mid-Mount complete accessory system has all accessories pulled in tighter than other accessory drives. Among the many swap friendly features is the bracket-less assembly that actually mounts all accessories to the water pump directly.

• Timing Indicator Molded Into The Cover Body
• Accommodates Both Stock And Aftermarket Water Pumps
• Over-Molded Viton Seal For Superior Sealing

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Application Summary:

Year	Make/Model
2002-2006	Cadillac Escalade
2003-2006	Cadillac Escalade ESV
2002-2006	Cadillac Escalade EXT
2002-2006	Chevrolet Avalanche 1500
2003-2007	Chevrolet Express 1500
2003-2007	Chevrolet Express 2500
2005-2007	Chevrolet Express 3500
1999-2006	Chevrolet Silverado 1500
2007	Chevrolet Silverado 1500 Classic
1999-2000	Chevrolet Silverado 2500
2000-2006	Chevrolet Suburban 1500
2000-2006	Chevrolet Tahoe
2003-2007	GMC Savana 1500
2003-2007	GMC Savana 2500
2004-2007	GMC Savana 3500
1999-2006	GMC Sierra 1500
2007	GMC Sierra 1500 Classic
1999-2000	GMC Sierra 2500
2000-2006	GMC Yukon
2000-2006	GMC Yukon XL 1500

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