Product Description
Michigan Motorsports LS9 Head Gaskets and 2005+ Bolt Kit
This kit includes two LS9 head gaskets (GM #12622033) and 2005+ style head bolts. Designed for durability and reliable sealing, these gaskets are a popular choice for high-performance LS builds.
Kit Includes:
- 2 LS9 Head Gaskets (best gasket to use on most LS builds)
- 2005+ Head Bolts (all shorter style design)
Note: Be sure to confirm which head bolts your engine requires, as GM used two different designs:
- 1997–2003 heads: QTY 8 – 155mm bolts, QTY 2 – 100mm bolts, QTY 5 – 45mm bolts
- 2005–2014 heads: QTY 10 – 100mm bolts, QTY 5 – 45mm bolts (this kit)
Details:
- LS9 MLS Performance Head Gaskets can also be used on 5.3L, 5.7L, 6.0L, and 6.2L LS blocks
- 4.100" bore, .055" compressed thickness, 7-layer design
- Proven to be the preferred gasket for Turbo and Supercharged builds
