Product Description

Michigan Motorsports LS Timing Chain Set Kit with Cam Sprocket, ARP Cam Bolts, Crank Gear & Timing Chain

Fits LS 4.8 5.3 5.7 6.0 | LS1 LS2 LS3 LS6 L99 LS4 LSA LQ4

The Michigan Motorsports LS Timing Chain Set Kit provides a complete solution for servicing or upgrading the timing components on Gen III and Gen IV LS engines. This kit includes a 3-bolt cam sprocket, crankshaft timing gear, heavy-duty timing chain, and high-strength ARP cam bolts for reliable installation. The included 3-bolt 4-pole cam sprocket is commonly used when converting from a factory 1-bolt camshaft to a 3-bolt camshaft configuration. With durable components designed to maintain precise timing accuracy, this kit is ideal for engine rebuilds, camshaft upgrades, and performance builds.

Key Features & Benefits

Complete LS Timing Service Kit – Includes cam sprocket, crank gear, heavy-duty timing chain, and ARP cam bolts for a full timing component refresh.
3-Bolt Camshaft Conversion Compatible – The included 3-bolt cam sprocket (58X) allows conversion from factory 1-bolt camshafts to 3-bolt camshafts for performance cam upgrades.
High-Strength ARP Cam Bolts – ARP 134-1003 cam bolts provide increased preload clamping force and superior material strength to withstand valvetrain harmonics and stress.
Heavy Duty Timing Chain – Durable replacement timing chain ensures precise camshaft timing and reliable long-term engine operation.
Ideal for Camshaft Upgrades – Perfect for LS engine rebuilds, cam swaps, and timing component service on Gen III and Gen IV LS engines.

Kit Includes

3-Bolt Cam Sprocket (58X) – Replaces GM 12586481
Crankshaft Timing Gear – Replaces GM 12556582
Heavy Duty Timing Chain – Replaces GM 12646386
ARP Cam Bolts – Part Number 134-1003

Notes & Installation Information

The included cam sprocket is used when converting from a factory 1-bolt camshaft to a 3-bolt camshaft setup.
Stock replacement crank gear fits most LS engines except LS7 and LS9.
Professional installation recommended when servicing timing components.

LS Timing Chain Set with 3-Bolt Cam Sprocket, ARP Cam Bolts, Crankshaft Gear, and Timing Chain | Fits 4.8L 5.3L 5.7L 6.0L 6.2L Engines