Speedway Motors Manual Flywheel Bolt Kit for GM LS Engines LS1, LS2, LS3, LS6, LS7, L92, and LSX, Set of 6 12-Point Chromoly Black Oxide Bolts for Manual Flywheels
Product details
| Management number | 228421507 | Release Date | 2026/05/31 | List Price | US$9.60 | Model Number | 228421507 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
These High Performance series flywheel bolts are far superior to OEM hardware. These bolts are forged from aerospace alloy and heat-treated prior to thread rolling and machining. They feature an exclusive, flat, 12-point head design and a larger-than-stock shank diameter, for increased strength and improved register. 12 Point Head Style. Chromoly Material. Black Oxide Finish. Sold as a set of 6.
- Engine Compatibility: Designed for manual flywheel installation on popular GM LS-series Compatible with V8 engines including LS1, LS2, LS3, LS6, LS7, L92 and LSX applications.
- High-Strength Chromoly Bolts: Constructed from durable chromoly steel with a black oxide finish for strength and long service life under high torque conditions.
- 12-Point Head Design: Flat 12-point head offers improved register and greater torque capacity compared to standard hex-head hardware.
- Set of Six Fasteners: Includes six bolts—enough to secure most LS manual flywheels or clutch assemblies with reliable, professional-grade hardware.
- Performance Upgrade Hardware: Ideal replacement or upgrade over OEM bolts, engineered for stronger engagement and dependable performance in high-stress drivetrain environments.
| ASIN | B098CZP8P8 |
|---|---|
| Brand | Speedway Motors |
| Color | Black |
| Model | 91015026 |
| Head Type | Hex |
| Metal Type | Mild Steel |
| Item Weight | 16 ounces |
| Part Number | 91015026 |
| Manufacturer | Speedway Motors |
| Thread Style | Others |
| Fastener Size | M16 |
| Fastener Type | Standard |
| Item Hardness | Grade 10.9 |
| Material Type | Chromoly |
| Exterior Finish | Black Oxide |
| Item Dimensions | 5.3 x 4.2 x 1 inches |
| Number Of Items | 1 |
| Thread Coverage | Fully Threaded |
| Number of Pieces | 1 |
| Screw Head Style | Hex |
| Manufacturer Grade | Premium |
| Included Components | Includes product as described |
| Warranty Description | See Return Policy |
| Set Screw Thread Type | Unified National Coarse (UNC) |
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