74 inch Overhead Valve 3-7/16 inch Piston Set Standard Size

3-7/16 inch bore piston set has a 7.5:1 compression ratio and is standard size. Piston set includes piston rings set 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut set. **Note: Run engine at moderate speeds for at least 500 miles avoiding excessive running in lower gears in order to properly break-in new pistons and rings. Bore size is 3.4380 inch-3.4385 inch inner diameter.

• 1941-1977 FL
• 1971-1977 FX

• 16-0029 - Connecting Rod Clamping Tool
• 16-0622 - Ring-O-Matic Ring Compressor Tool Kit

• 11-1239 - 74 inch Piston Ring Set Standard
• 11-0870 - Piston Wrist Pin and Lock Kit
• 12-0929 - Piston Wrist Pin Lock