Engines and Components› Pistons and Piston Rings

CP Pistons

CP Ring ONLY for CP pistons with 91mm Bore Size Honda K20/Nissan RB20DET/SR20VE

$36.67

SKU: C00A CPN-3583

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Description

The CP Pistons CPN-3583 is a 3-ring piston ring pack designed for a 91mm bore size. This pack includes a Gas Nitrided Steel 1.0mm top ring, a Taper Hook Groove Napier 1.2mm second ring, and a 2.8mm Flex Vent oil ring.

These rings are intended for use with specific CP Piston part numbers, M9058 and M9059, and may fit other custom pistons. Note that ring packs are sold per cylinder, and multi-cylinder engines will require multiple quantities.

Fitment

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Specifications

BrandCP Pistons
Part NumberC00A CPN-3583

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.

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