Eastern Piston Set 3-7/16 in Oversize.020 for Harley ULH 80in

3-7/16 inch bore with.020 oversize, designed specifically for Harley-Davidson ULH engines from 1937 to 1946 (80‑inch models).

Part number E-836-020 corresponds to this piston set, which includes two pistons, two piston rings, two wrist pins, and four circlips for a complete rebuild.

The pistons feature a steel cast expansion control strut to maintain consistent thermal expansion and optimal clearance during operation, supporting reliable performance in vintage riding conditions.

Made in Taiwan for quality assurance, this set is built to withstand the demands of daily riding and long-term use on ULH models from 1937 through 1946.

• Two pistons included
• Bore: 3-7/16 inch with.020 inch oversize
• Includes: 2 piston rings, 2 wrist pins, 4 circlips
• Steel cast expansion control strut for thermal management
• Compatibility: Harley-Davidson ULH 1937–1946
• Made in Taiwan

For a complete overhaul, consider pairing with the 80‑inch side‑valve piston ring set in.020 oversize, piston wrist pin locks, and wrist pin/lock kits. To facilitate installation and ensure a secure, airtight fit, recommended accessories include a mini motorcycle lift tool, gasket sealer, and varnish sealant.

Piston set 3-7/16 inch bore is.020 oversize. Set includes ring set 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast. For 80 inch engine

The Eastern Part Number E-836-020 piston set is designed specifically for Harley Davidson ULH engines from 1937 to 1946, offering reliable performance and durability. This set features a 3-7/16 inch bore with a.020 inch oversize, providing an effective solution for engine rebuilds or repairs requiring slight bore enlargement. Each piston includes a steel cast expansion control strut, ensuring consistent thermal expansion management for optimal engine operation. The kit contains two high-quality piston rings, two wrist pins, and four circlips, making it a comprehensive package for your rebuild needs.

Constructed with precision for vintage Harley Davidson engines, these pistons are built to withstand the rigors of daily riding and long-term use. The set’s components are designed for easy installation, with compatibility confirmed for models spanning from 1937 through 1946 ULH series. Whether restoring a classic motorcycle or performing routine maintenance, this piston set provides the performance and reliability you expect from Eastern, a trusted brand in motorcycle engine components.

This piston set is made in Taiwan and pairs well with other suggested items such as the 80 inch side valve piston ring set in.020 oversize, piston wrist pin locks, and wrist pin and lock kits for a complete overhaul. Accessories like a mini motorcycle lift tool, gasket sealer, and varnish sealant are recommended to facilitate installation and ensure a secure, airtight fit. Invest in this durable piston set to restore your vintage Harley Davidson ULH engine to peak performance and extend its service life.

Features:

• Bore Size: 3-7/16 inch with.020 inch oversize for optimal fitment

• Steel Cast Expansion Control Strut: Ensures consistent thermal management

• Includes: 2 piston rings, 2 wrist pins, and 4 circlips for complete installation

• Compatibility: Fits Harley Davidson ULH models from 1937 to 1946

• Made in Taiwan for quality assurance

Fitment:
Harley Davidson ULH 1937
Harley Davidson ULH 1938
Harley Davidson ULH 1939
Harley Davidson ULH 1940
Harley Davidson ULH 1941
Harley Davidson ULH 1942
Harley Davidson ULH 1943
Harley Davidson ULH 1944
Harley Davidson ULH 1945
Harley Davidson ULH 1946
Harley Davidson ULH 1947
Harley Davidson ULH 1948