SKU:11-2781
Replica 3-1/2 inch bore piston set for the 80 inch Overhead Valve engine delivers 8:1 compression and is.030 oversize. The kit includes piston rings, two wrist pins, and four circlips, with a steel expansion control strut cast into each piston for durability.
Designed for Harley Davidson FL and FX models from 1978 to 1984, including listed FLT and FXR variants, these pistons are 3-1/2 inches in diameter to match original specifications. Manufactured in Taiwan to high-quality standards suitable for classic Harley restorations.
For best results, follow proper break-in: run the engine at moderate speeds for at least 500 miles and avoid lugging in lower gears to allow the pistons and rings to seat correctly.
The kit pairs well with recommended accessory tools to ensure precise installation: Ring-O-Matic Ring Compressor Kit and Connecting Rod Clamping Tool are mentioned as aids, along with wrist pin lock and related components to complete a reliable rebuild.
Whether rebuilding or restoring a vintage Harley to its original glory, this piston set provides the essential components to improve engine power, smoothness, and longevity when installed with correct, careful procedures.
Replica 3-1/2 inch bore piston set has a 8:1 compression ratio and is.030 oversize. Piston set includes piston rings 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast.Upgrade your vintage Harley Davidson FL and FX models with the Motorshop Replica 80 Inch Overhead Valve Piston Set. Crafted for precise fitment and durability, this piston kit is designed for 1978 to 1984 Harley Davidson models, ensuring optimal performance and longevity. The set includes pistons, rings, and essential components to restore your engine's power and efficiency. For proper break-in, run the engine at moderate speeds for at least 500 miles, avoiding excessive operation in lower gears to ensure the new pistons and rings seat correctly. The pistons feature a 3-1/2 inch diameter, compatible with the original engine specifications, and are manufactured in Taiwan with quality standards suitable for classic Harley restorations. Installing this piston set can significantly improve engine performance, smoothness, and longevity, making it an ideal choice for enthusiasts and professionals alike. The kit also pairs well with recommended accessory tools such as the Ring-O-Matic Ring Compressor Kit and Connecting Rod Clamping Tool, which facilitate precise installation and optimal results. Whether you're rebuilding your engine or restoring a vintage Harley to its original glory, this piston set provides everything needed for a reliable and efficient rebuild. Proper installation and break-in procedures are critical to achieving the best performance from this component, ensuring your motorcycle runs smoothly for many miles to come.
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