Hastings Mfg Moly Piston Ring .010" Oversize - Harley Evolution & Sportster XL
About Hastings Mfg
Hastings has manufactured piston rings in the United States since 1915, supplying both the automotive and powersports rebuild markets. Rings are one of the few parts where a rebuild genuinely should not be cheapened.
This Hastings Mfg piston ring is engineered for 1340cc Evolution and 1200cc Sportster XL engines that have been bored .010" oversize. Manufactured in the USA, it features a moly-coated face for reduced friction and increased durability. The three-piece oil ring design ensures superior oil control and reliable compression.
Why riders pick this
- Moly-coated for reduced friction and wear
- Three-piece oil ring for superior oil control
- .010" oversize for rebored Evolution and Sportster XL cylinders
- Made in the USA for quality and reliability
When rebuilding a Harley Evolution or Sportster XL engine, precision components are critical for performance and longevity. This Hastings Mfg piston ring is specifically designed for cylinders that have been bored .010" larger than stock, providing a perfect fit for your overbored setup. Its robust construction and advanced materials are chosen to withstand the demands of high-performance V-twin engines.
Engineered for Lasting Performance
- Moly-coated face reduces friction and wear for extended engine life
- Three-piece oil ring design ensures superior oil control and minimizes blow-by
- Precision-engineered for .010" oversize bores in Evolution and Sportster XL engines
- Proudly manufactured in the USA for quality assurance
Optimizing Your Rebuild
Installing the correct piston rings is a cornerstone of any successful engine rebuild. This .010" oversize ring is ideal for riders looking to restore compression and optimize performance on a rebored 1340cc Evolution or 1200cc Sportster XL. Pair these rings with properly sized pistons and a professional cylinder hone for a refresh that will keep your V-twin running strong for miles to come.
Specifications
- Brand: Hastings Mfg
- Manufacturer Part #: 2M6164010
- UPC: 75538112358
- Engine Fit: 1340cc Evolution, 1200 Sportster XL
- Oversize: .010"
- Length: 5 in
- Width: 5 in
- Height: 1 in
- Weight: 0.24 lbs
Common questions
What engines does this piston ring fit?
This ring is designed for 1340cc Evolution Big Twin and 1200cc Sportster XL engines that have been bored .010" oversize. Confirm your cylinder bore size before ordering.
Is this a complete set of piston rings?
No, this is a single piston ring. You will need to order the appropriate quantity for your engine's number of cylinders.
What does ".010" oversize" mean?
The ".010" oversize" designation means this ring is for cylinders that have been machined .010" larger than the original factory diameter. It will not fit standard bore cylinders.
Ordering from Vtwinbikers
- Brand new, sourced through authorized US distribution — never used, never grey-market.
- Not sure it fits? Use Shop by Bike to filter by your year and model, or email us and we will confirm before you order.
- Harley-Davidson and Indian Motorcycle is all we do, so you are talking to people who ride what you ride.
| BRAND | Hastings Mfg |
| TYPE | Piston kits & Components |
| SKU | 865-02005 |
| WEIGHT | 0.24 lb |
