Engines and Components› Pistons and Piston Rings

SEALED POWER

RING SET, PISTON STD NA

$43.24

SKU: S03T FP-3802040

Out of Stock
In Stock
Ships by Aug 2
Free Shipping over $100
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

RING SET, PISTON STD NA

MIA's Description

The Sealed Power piston ring set is designed for Cummins 4B 3.9L, 6B 5.9L, and 4B 4.5L engines. It features a 4.016" bore and includes an oil control piston ring, a top rectangular piston ring, and an intermediate piston ring. The set is manufactured in an ISO 9001:2008 certified facility and comes with a 2-year parts and labor warranty.

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

BrandSEALED POWER
Part NumberS03T FP-3802040

Videos

REVIEW: Everything Wrong With A 3.9 Cummins 4BT

REVIEW: Everything Wrong With A 3.9 Cummins 4BT
12 Valve Cummins High Performance Street Pistons | Parts Bin EP 5 | Power Driven Diesel

12 Valve Cummins High Performance Street Pistons | Parts Bin EP 5 | Power Driven Diesel
1400HP CUMMINS ENGINE BUILD PART 1, FILE FITTING RINGS, INSTALLING CRANKSHAFT

1400HP CUMMINS ENGINE BUILD PART 1, FILE FITTING RINGS, INSTALLING CRANKSHAFT
Connecting Rod Orientation ( B SERIES CUMMINS )

Connecting Rod Orientation ( B SERIES CUMMINS )
CUMMINS 6CTA 8.3 G2 Install the pistons and rings. Episode 05 TechVlogs

CUMMINS 6CTA 8.3 G2 Install the pistons and rings. Episode 05 TechVlogs
Part 2 - How to Rebuild a Cummins Diesel 12 valve 5.9L 6BT Engine

Part 2 - How to Rebuild a Cummins Diesel 12 valve 5.9L 6BT Engine
The Most Overrated Diesel…12 Valve P-Pump Cummins #diesel #dieselpower

The Most Overrated Diesel…12 Valve P-Pump Cummins #diesel #dieselpower
5.9 Engine Rebuild // Ram 2500 Cummins Project Continues! Ep3

5.9 Engine Rebuild // Ram 2500 Cummins Project Continues! Ep3

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