Verified to fit 230 vehicles
| Vehicle | Trim | Engine | Notes |
|---|---|---|---|
| 2003 Oshkosh Motor Truck Co. FCM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 2003 Oshkosh Motor Truck Co. S | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 2002 Oshkosh Motor Truck Co. FCM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 2001 Oshkosh Motor Truck Co. FCM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 2000 Oshkosh Motor Truck Co. FCM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Mack CH | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Mack DM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Mack DMM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Mack LE | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Mack RB | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Mack RD | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Oshkosh Motor Truck Co. FCM | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1999 Oshkosh Motor Truck Co. S | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1998 Mack CH | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |
| 1998 Mack CL | — | 6cyl 11.9L | Stamped Impeller; Short Shaft |

WARNING: Handling passenger or off-highway motor vehicle parts can expose you to chemicals such as phthalates and lead, known to the State of California to cause cancer and reproductive harm. Service the vehicle in a well-ventilated area, wear gloves, and wash your hands. See www.P65Warnings.ca.gov/motor-vehicle-parts

Guaranteed fit — or free return
Currently out of stock
If a part we confirmed for your vehicle does not fit, we cover the return shipping and refund you in full. That is the fitment guarantee.
Nobody likes buying a part that turns out to be wrong. So if it doesn't fit, send it back for a full refund at no cost to you — return shipping is on us — and we'll help you get the right one.
Every part is covered for 24 months. Many brands add their own manufacturer warranty on top.
Ratings come from verified AutoBuffy buyers after delivery — no imported or paid reviews.

We do not list every part on earth — just the brands automakers actually trust. And we use AI to double-check not just the fitment but the product details on every listing, because we hate buying the wrong part as much as you do.



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We're obsessed with fitment
Year, make, model, trim, engine — plus the fine print most sites skip — so it fits the first time.
Search any part number
The number off your old part, a competitor listing, or the dealer part — we cross it and confirm the match.

GMB Engine Water Pump 196-2046
Out of stock · guaranteed fit or free return
Checking fitment…

This GMB automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.

Trusted Automotive Brand
GMB is a trusted manufacturer of quality automotive parts.
View all GMB productsThe GMB Engine Water Pump (196-2046) is a direct-fit replacement for 1983-2003 Mack and Oshkosh Motor Truck Co. vehicles. UPC 083286196469. Ships free.
Engine Water Pump
The GMB Engine Water Pump (196-2046) is a direct-fit replacement for 1983-2003 Mack and Oshkosh Motor Truck Co. vehicles. UPC 083286196469. Ships free.
This GMB automotive component is engineered to meet or exceed OEM specifications for reliable performance and long service life.

We only sell brands automakers trust, and we double-check the fit on every listing.
Top curated brands only
The brands automakers put on the car.
Obsessed with fitment
Year, make, model, trim, engine, plus the fine print.
Search any part number
Your old part, a competitor, or the dealer #. We confirm the match.
Shop owner? Get BuffyPro business pricing

Fitment Obsessed
Every part checked against your exact year, make, model, trim, and engine.
Wrong Fit? On Us.
Free return shipping, no restocking fee — the fitment guarantee.
Brands OEMs Trust
The names automakers actually put on the car.
Millions of Parts, One Promise
If we say it fits, it fits.