Michigan Motorsports LS Head Bolt Kit | Fits 1997-2003 LS1 LS6 LQ4 LQ9 LM7 LR4 4.8L 5.3L 5.7L 6.0L | Replaces GM #12498545 | Premium Cylinder Head Bolt Set
R 3,243
or 4 x payments of R810.75 with
Availability: Currently in Stock
Delivery: 10-20 working days
This item may be available in a different size, colour, scent, version or platform:
Michigan Motorsports LS Head Bolt Kit | Fits 1997-2003 LS1 LS6 LQ4 LQ9 LM7 LR4 4.8L 5.3L 5.7L 6.0L | Replaces GM #12498545 | Premium Cylinder Head Bolt Set
OEM Replacement for GM 12498545 – Direct-fit head bolt kit for 1997–2003 LS engines, ensuring factory-level reliability and performance.
Complete Cylinder Head Bolt Set – Includes all the torque-to-yield bolts required to fasten both cylinder heads, eliminating the need to piece together hardware separately.
Built for Stock & Performance Applications – Provides the clamping force necessary to secure cylinder heads under daily driving or high-performance conditions.
High-Strength Construction – Manufactured to meet or exceed OEM tensile strength and torque specifications, ensuring consistent performance and long-term durability.
Wide LS Engine Compatibility – Fits 4.8L, 5.3L, 5.7L, and 6.0L LS engines including LS1, LS6, LQ4, LQ9, LM7, and LR4, making it versatile for many GM builds.