Product Description
Michigan Motorsports 2005+ LS9 Head Gaskets, Delphi LS7 Lifters, Guide Trays and Head Bolt Kit
The Michigan Motorsports 2005+ LS9 Head Gaskets, Delphi LS7 Lifters, Guide Trays, and Head Bolt Kit is a complete top-end solution for your late-model LS engine. This kit includes everything you need for a reliable and durable install, featuring the proven LS9 MLS head gaskets, OEM-style 2005+ head bolts, and Delphi LS7 lifters. This package is trusted by LS enthusiasts who want the best combination of sealing power, valve train stability, and long-term reliability. Perfect for both stock rebuilds and high-horsepower applications.
Kit Includes:
- (2) LS9 Head Gaskets (PN 12622033) – best gasket to use on most LS builds
- (2) Sets of 2005+ Head Bolts (all same-length bolts for easier installation)
- (16) Delphi LS7 Hydraulic Roller Lifters
- (4) OEM-Style Lifter Guide Trays
Notes:
Prior to 2004, Gen 3 and early Gen 4 LS engines used head bolts of varying lengths. Starting in 2005, GM standardized all head bolts to a shorter, same-length design. Please confirm your engine’s head bolt style before ordering.
LS9 Gasket Details:
- 4.100" bore, .055" compressed thickness, 7-layer MLS construction
- Direct fit for LS9 engines; also compatible with 5.3L, 5.7L, 6.0L, and 6.2L LS blocks
- Preferred gasket for boosted applications (Turbo & Supercharged builds)
No Manufacturer Warranty on Delphi Lifters
