551780-3 Billet Alternator Bracket Fit for S10 LS Swap LS1 LS3 LSX LQ4 LQ9 4.8L 5.3L 6.0L, Fit for Chevrolet Silverado HD Sierra 2001-2007, Fit for GMC Yukon 1999-2013

Applies to: Fit for LS1, LS3, LSX, LQ4, LQ9, and other LS-based engines including 4.8L, 5.3L and 6.0L. (Note: Does NOT fit Corvette, CTS-V, or 2010-2015 Camaro with large bolt pattern alternators). Fit for Chevrolet S10 1982-2004. Fit for Blazer S15 1982-1990. Notes: This mount is suitable for LS engine conversions. Function: Fix the generator at a high position on the right side of the cylinder head, and accurately position the belt, tensioner pulley, and idler pulley. Features: 1. Made of high-quality materials, it is corrosion-resistant, rust-resistant, and not easy to deform and break, thereby extending its service life. 2. After replacement, the problems of misaligned pulleys, original brackets that are thin and easy to deform and break, unstable idle power generation, belt jumping, and reduced power generation efficiency can be solved.

• Compatible Engine Models: Fit for LS1, LS3, LSX, LQ4, LQ9, and other LS-based engines including 4.8L, 5.3L, and 6.0L. (Note: Does not fit for Corvette, CTS-V, or Camaro 2010-2015 with large bolt pattern alternators)
• Compatible Vehicle Models: Fit for Chevrolet S10 1982-2004, Fit for Blazer S15 1982-1990
• Excellent Function: Effectively secures the alternator to the high right side of the cylinder head and precisely positions the belt, tensioner, and idler pulley
• Solves Your Problems: Correct installation effectively solves problems such as misaligned pulleys, flimsy and easily deformed/broken original brackets, unstable idling alternator operation, belt slippage, and reduced alternator efficiency
• Excellent Materials: Made of high-quality metal, rust-resistant, not easily deformed or broken, and durable