
Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines | 4.8L 5.3L 6.0L 6.2L LS1 LQ4 LQ9 LS2 LS3 | Replaces GM #12589016 | Includes ARP 134-1002 Bolt Kit
Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines | 4.8L 5.3L 6.0L 6.2L LS1 LQ4 LQ9 LS2 LS3 | Replaces GM #12589016 | Includes ARP 134-1002 Bolt Kit
- Direct GM 12589016 Replacement – Perfect OEM‑fit upgrade for LS1, LS2, LS3, LQ4, LQ9, and other Gen III/IV non‑VVT LS engines, making installation straightforward and hassle‑free.
- Heavy‑Duty Flat‑Style Plate – Eliminates the weak factory countersunk torx design, preventing stripped or seized bolts during disassembly and ensuring long‑term serviceability.
- Includes ARP 134‑1002 Bolt Upgrade – Premium flat‑head ARP bolts provide extreme clamping force, resisting loosening under high‑RPM stress for maximum reliability.
- Proven in High‑Performance Builds – Trusted by professional LS builders for street, strip, and endurance racing applications thanks to its strength, precision, and consistent performance.
- Built for Non‑VVT LS Engines – Compatible with 4.8, 5.3, 5.7, 6.0, and 6.2L non‑VVT LS configurations. Not for VVT engines; use the correct countersunk version if your build has VVT.
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Michigan Motorsports Camshaft Thrust Retainer Plate Kit | Fits Non-VVT LS Engines | 4.8L 5.3L 6.0L 6.2L LS1 LQ4 LQ9 LS2 LS3 | Replaces GM #12589016 | Includes ARP 134-1002 Bolt Kit
- Direct GM 12589016 Replacement – Perfect OEM‑fit upgrade for LS1, LS2, LS3, LQ4, LQ9, and other Gen III/IV non‑VVT LS engines, making installation straightforward and hassle‑free.
- Heavy‑Duty Flat‑Style Plate – Eliminates the weak factory countersunk torx design, preventing stripped or seized bolts during disassembly and ensuring long‑term serviceability.
- Includes ARP 134‑1002 Bolt Upgrade – Premium flat‑head ARP bolts provide extreme clamping force, resisting loosening under high‑RPM stress for maximum reliability.
- Proven in High‑Performance Builds – Trusted by professional LS builders for street, strip, and endurance racing applications thanks to its strength, precision, and consistent performance.
- Built for Non‑VVT LS Engines – Compatible with 4.8, 5.3, 5.7, 6.0, and 6.2L non‑VVT LS configurations. Not for VVT engines; use the correct countersunk version if your build has VVT.
Product Information
Product Information
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Shipping & Returns
Description
- Direct GM 12589016 Replacement – Perfect OEM‑fit upgrade for LS1, LS2, LS3, LQ4, LQ9, and other Gen III/IV non‑VVT LS engines, making installation straightforward and hassle‑free.
- Heavy‑Duty Flat‑Style Plate – Eliminates the weak factory countersunk torx design, preventing stripped or seized bolts during disassembly and ensuring long‑term serviceability.
- Includes ARP 134‑1002 Bolt Upgrade – Premium flat‑head ARP bolts provide extreme clamping force, resisting loosening under high‑RPM stress for maximum reliability.
- Proven in High‑Performance Builds – Trusted by professional LS builders for street, strip, and endurance racing applications thanks to its strength, precision, and consistent performance.
- Built for Non‑VVT LS Engines – Compatible with 4.8, 5.3, 5.7, 6.0, and 6.2L non‑VVT LS configurations. Not for VVT engines; use the correct countersunk version if your build has VVT.





















