Hastings Mfg Moly Piston Ring .040" Oversize - 1340cc Shovel Harley-Davidson
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.
When your 1340cc Shovel engine demands a significant bore, these Hastings Mfg moly piston rings are the solution for .040" oversize cylinders. Featuring moly-faced compression rings and a three-piece oil ring design, they are built to withstand the rigors of a rebuilt V-twin. Made in the USA, these rings provide a durable and effective seal.
Why riders pick this
- Fits 1340cc Shovel engines with .040" oversize bores
- Moly-faced compression rings for durability
- Three-piece oil ring for effective control
- Made in the USA
These Hastings Mfg piston rings are specifically engineered for 1340cc Shovel engines that have undergone a .040" oversize bore during a rebuild. The moly-faced compression rings are a key feature, providing exceptional durability and a consistent seal even in demanding operating conditions. Coupled with the robust three-piece oil ring design, this set ensures optimal oil control and sustained compression, essential for the longevity and performance of your Harley-Davidson or Indian Motorcycle V-twin.
Durable Seal for Big Bores
- Designed for 1340cc Shovel engines requiring .040" oversize rings
- Moly-faced compression rings for enhanced durability and sealing
- Three-piece oil ring design for superior oil control
- Made in the USA for reliable quality
Rebuild for Peak Performance
A successful engine rebuild, especially one involving a .040" oversize bore, relies on high-quality internal components. These Hastings Mfg piston rings are critical for establishing and maintaining proper compression and oil management in your 1340cc Shovel. They help prevent blowby and ensure your engine delivers consistent power, whether you're cruising or pushing your V-twin hard. Always verify your current bore size to ensure perfect fitment.
Specifications
- Brand: Hastings Mfg
- Manufacturer Part #: 2M6127040
- UPC: 75538114178
- Engine Size: 1340cc Shovel
- Oversize: .040"
- Weight: 0.23 lbs
- Country of Origin: USA
Common questions
What does .040" oversize mean for these rings?
These rings are sized for pistons that are .040 inches larger in diameter than stock, intended for cylinders that have been rebored to this specification during an engine rebuild.
Are these compression rings or oil rings?
This is a complete piston ring set, including moly-faced compression rings and a three-piece oil ring assembly for comprehensive sealing and oil control.
Will these fit Indian Motorcycle 1340cc Shovel engines?
These rings are designed for 1340cc Shovel V-twin engines. Confirm your specific engine displacement and bore size, as fitment depends on these critical measurements.
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 | 865-02020 |
| WEIGHT | 0.23 lb |
