JE Pistons Ultra Series GM Gen III/IV LS 4.005in Bore/4in Stroke Set of 8 Pistons - 361729

JE Pistons Ultra Series GM Gen III/IV LS 4.005in Bore/4in Stroke Set of 8 Pistons - 361729 — reliable performance for everyday driving

The JE Pistons Ultra Series GM Gen III/IV LS 4.005in Bore/4in Stroke Set of 8 Pistons - 361729 is a set of pistons designed specifically for GM Gen III and IV LS engines. These pistons are built to fit engines with a 4.005-inch bore and a 4-inch stroke, making them suitable for certain LS engine builds. If you are working on an LS engine rebuild or upgrade, this set is made to meet those needs.

This set is ideal for engine builders, mechanics, and enthusiasts who want to replace or upgrade the pistons in their GM LS engines. Whether you are refreshing an older engine or assembling a new one, these pistons provide the components necessary for proper operation. They come as a set of eight, which covers all cylinders in a typical V8 LS engine.

Common uses include engine rebuilds, performance upgrades, and maintenance projects where piston replacement is required. These pistons are intended for those who want to maintain or improve their engine’s internal components with parts designed for the GM Gen III and IV LS platform.

Features

• Provide consistent fitment for GM Gen III and IV LS engines with a 4.005-inch bore size
• Ensure smooth operation by matching the 4-inch stroke specifications of compatible engines
• Help reduce installation time by coming as a complete set of eight pistons
• Offer dependable durability for everyday driving and routine engine use
• Support easier maintenance by using standard sizing for common LS engine rebuilds
• Deliver reliable performance that helps maintain engine balance and function

Product Detail

This product is a set of eight pistons from the JE Pistons Ultra Series, designed for GM Gen III and IV LS engines with a 4.005-inch bore and 4-inch stroke. When installing these pistons, it’s important to confirm compatibility with your specific engine build and follow proper installation procedures. This set is intended to replace or upgrade pistons in engines matching these dimensions and configurations.

Value

Choosing this set of pistons helps ensure predictable engine performance and smoother operation over time. Using components designed for your engine’s specifications can reduce surprises during rebuilds and provide dependable quality for your vehicle. This part supports straightforward ownership by fitting the needs of common LS engine projects.