Sierra NEW Power Pack CD4 18-5759 Rep: OMC 582125 85-100HP 4Cyl 1978-84 NOS 0810

Sierra Power Pack (CD4) — Part Number 18-5759
Brand: Sierra | Condition: New Old Stock (NOS)

You are purchasing a new Sierra Power Pack (CD4), part number 18-5759, for Johnson and Evinrude 4-cylinder 2-stroke outboard engines. This is a genuine Sierra branded part — never installed, never used.

Specifications:

• RPM Limit: None
• Note: 2 power packs required per engine (one per 2-cylinder bank)

Condition Details:

This is a New Old Stock (NOS) part. The power pack itself is in new, uninstalled condition. As is common with NOS inventory, the original packaging may show signs of age, including shelf wear, dust, or minor cosmetic blemishes on the bag or box. The part is new and fully functional.

Part Number / Supersede Information:

Primary Part Number: 18-5759
Replaces OEM: 0582125 / 582125 | 581805 | 582684 | 582454
Cross-References: CDI 113-2125 | Mallory 9-25000 | GLM 75380 | Pro Marine 5759

Fitment:

Fits Johnson / Evinrude 4-cylinder 2-stroke outboards, No RPM Limit:

• 85HP — 1978–1980
• 90HP — 1981–1983
• 100HP — 1979–1980
• 2 power packs required per engine — please verify fitment using your motor's model and serial number before ordering

Why Choose Quality Replacement Parts?

Sierra parts are engineered to meet or exceed OEM specifications, providing reliable performance and a precise fit for your Johnson or Evinrude outboard. Every Sierra part is purpose-built for harsh marine environments and backed by Sierra's limited lifetime warranty covering defects in workmanship and materials.

Returns:

We proudly offer hassle-free returns. If you are not completely satisfied with your purchase for any reason, simply open a return request through eBay within 30 days of purchase and we will take care of you promptly.

Thank you for choosing QBS Parts Inc! We truly appreciate your business. If you have any issues whatsoever with your order, please give us the opportunity to resolve it before leaving feedback — we are committed to making every transaction a great experience. Please verify fitment using your motor's model and serial number before purchasing. Feel free to message us with any questions — we're here to help!

QBS Parts, Inc. — Gardena, CA