Hastings Mfg Piston Rings - Twin CAM 1800 OS .005 Moly — Harley-Davidson Road King, Electra Glide Ultra Classic, Softail Heritage Classic (1999-2017)

Hastings Mfg piston rings for Twin CAM 1800 engines in .005 oversize moly coating. Three-piece oil ring design engineered to work with OEM and Screaming Eagle pistons, made in the USA.

Features

• Moly-coated rings for reduced wear
• Three-piece oil ring design
• Compatible with OEM and Screaming Eagle pistons
• Made in the USA

Specifications

• Brand: Hastings Mfg
• Manufacturer Part #: 2M5299005
• Size: .005 oversize
• Coating: Moly
• Length: 5 in
• Width: 1.37 in
• Height: 5 in
• Weight: 0.23 lbs

Fitment

Fits Twin CAM 1800 V-twin engines. NOTE: For TC 113" and 883 XL models, rings are sold per cylinder — you must order two sets per bike.

Frequently Asked Questions

How many rings are in this set?

This set fits two pistons, except TC 113" and 883 XL which require one set per cylinder (order two per bike).

Will these work with aftermarket Screaming Eagle pistons?

Yes — these rings are designed to work with both OEM and Screaming Eagle pistons.

Do I need two sets for my Twin CAM 1800?

Standard Twin CAM 1800 engines need one set. TC 113" and 883 XL require two sets (one per cylinder).

What's the difference between Cast and Moly options?

This is the Moly version for reduced wear. Hastings also offers Cast rings — check part numbers to confirm your choice.