Engines and Components› Pistons and Piston Rings

CP Pistons

CP Radial Wall Extra Low Tension Flex Vent Oil Ring 4.015 Bore / 2.0mm / .130 For Single Piston

$15.00

SKU: C00A 3-D38-4015-0

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

Part #: 3-D38-4015-0

MIA's Description

The CP Pistons 3-D38-4015-0 is a 3-ring piston ring pack designed for a 102mm bore size. This pack includes a gas nitrided steel 1.0mm top ring, a taper hook groove Napier 1.2mm second ring, and a 2.0mm extra low tension flex vent oil ring.

These rings are sold per cylinder, and multiple quantities are required for multi-cylinder engines. They fit CP Piston part number M1044 and may fit other applications with custom pistons. Verify the part number before ordering.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandCP Pistons
Part NumberC00A 3-D38-4015-0

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

View Full Return Policy