Allstar Performance Ring and Pinion Set — GM 7.5in 3.42 Ratio Thick | ALL70113 2005-chevrolet-avalanche-1500-esi5598813 Features Air Lifts Lifetime Warranty

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75 inch Engine Chevy Big Block Color Chrome Technical Note Chev valve covers and valve covers with baffles will not clear most stud girdles Material Stamped Steel Finish Chrome Make Chevrolet Category Valve Covers Breather Grommet Included Yes Applications Chevy Big Block 396 to 454 Engines 1965 to 1996 Valve Cover Height Tall Valve Cover Bolt Pattern Perimeter Bolt Baffeled Yes 4412 Logo 3145 Specific 3390 Premium 3265 Yes 3264 No 3263 Yes 10583 No 17 Chrome 1959 Tall 1958 No 1957 OHV 1336 High Gloss 350 Perimeter 200 Chrome 158 Stamped 30 No 10 Steel 10638 No Description_ABR Valve Covers Description_SHO Valve Covers-Chrome Description_INV Valve Covers Description_INV Steel Description_INV BB Chevy Description_INV Chrome Description_DEF Engine Valve Cover Description_ASC Engine Valve Covers Description_ASC Stamped Steel Description_ASC Tall Description_ASC Chrome Description_ASC w/ Bowtie Logo Description_ASC Fits BB Chevy Description_LAB Engine Valve Covers Description_LAB Stamped Steel Description_LAB Tall Description_LAB Chrome Description_LAB w/ Bowtie Logo Description_LAB Fits BB Chevy Description_DES Engine Valve Covers Description_DES Stamped Steel Description_DES Tall Description_DES Chrome Description_DES w/ Bowtie Logo Description_DES Fits BB Chevy Description_EXT Engine Valve Cover Description_EXT Stamped Steel Tall Style With Baffles Description_EXT Chrome Plated Finish With Black Chevy and Red Bowtie Logos Description_EXT Fits 1965 to 1996 396-454 Big Block Chevys Description_EXT Made From Quality Material Description_EXT Officially Licensed GM Product Description_EXT Sold As One Pair Description_MKT These CHEVROLET Bowtie valve covers are made of heavy-gauge steel

Allstar Performance Ring and Pinion Set — GM 7.5in 3.42 Ratio Thick | ALL70113 2005-chevrolet-avalanche-1500-esi5598813 Features Air Lifts Lifetime WarrantyThis Allstar Performance ring and pinion gear set is built for GM 7. 5in 10 bolt rear end housings using a thick ring gear and the 2 Series carrier. It uses a 27 spline pinion and a 3. 42 ratio ring and pinion pair that is lapped together at the factory as a matched set for quiet operation. Suitable for race, street, and off road use. Allstar Performance Ring & Pinion Spec Sheet (PDF) Compatibility Fits GM 7. 5in 10 bolt rear end housings using a