How to Install a Chrome Power Steering Pump | SBC Belt & Bleed Guide

Installing a chrome power steering pump on a Small Block Chevy follows the standard SBC pump replacement process—pulley transfer, flushing, and bleeding are the critical steps.

A chrome power steering pump is a popular aftermarket upgrade for 1960s–1970s GM muscle cars, trucks, and engine swaps powered by a Small Block Chevy (SBC). The chrome finish doesn’t change the mechanical fitment—it’s still a Saginaw-style pump that bolts to the standard bracket locations. But chrome pumps often ship without a pulley, may need bracket shimming, and will fail fast if the system isn’t flushed first. Here’s the exact order that works, from unbolting the old pump to bleeding the new one.

Tools, Parts, and Prep for a Chrome Pump Install

Gather everything before you start. You’ll also need a pulley remover and installer kit—never hammer a pulley onto a new pump—a socket set, a 9/16-inch wrench, Allen keys (1/4-inch and 5/16-inch for bracket kits), a hose remover tool, jack stands, and a catch basin.

Use GM-approved power steering fluid or Dexron III ATF (the original spec for older GM systems). Do not mix fluids or reuse old fluid. If you’re still shopping for the pump itself, our roundup of the best chrome power steering pumps compares the top options side by side.

Step-by-Step Installation on a Small Block Chevy

1. Prep and drain. Disconnect the negative battery cable and support the vehicle on jack stands. Siphon fluid from the reservoir, then drain the cooler line at the low point into a catch pan. Dispose of old fluid properly—it’s toxic and flammable.

2. Remove the old pump. Rotate the belt tensioner to slip off the belt. Sketch the belt routing first if there’s no diagram sticker. Unbolt the pump mounting bolts, then disconnect the high-pressure and return hoses. A hose remover tool prevents damage to the fittings.

3. Transfer the pulley. If your chrome pump doesn’t include a pulley, use a pulley remover/installer kit to pull the old one off and press it onto the new pump. Hammering the pulley onto the shaft destroys the pump bearing—this is the single most common cause of early failure.

4. Set the bracket correctly. Chrome bracket kits often need shimming. Misalignment here chews up belts fast.

5. Mount the pump. Install the hoses first while the pump is still loose—some fittings become inaccessible once bolted down. Replace all O-rings and fitting seals; reusing old ones guarantees a leak.

6. Belt and tension. Install the belt and adjust tension.

7. Refill and bleed. Fill the reservoir with fresh fluid. With the engine off, turn the steering wheel lock-to-lock ten times. Start the engine and repeat lock-to-lock turns. Check the fluid level and top off as needed. Foamy fluid or whining means air is trapped—a vacuum bleed tool may be required.

Common Mistakes That Kill Chrome Pumps

• Pulley keyway mismatch. Chrome pumps sometimes have a different keyway size. File it slightly to fit—forcing it cracks the shaft.
• Skipping the system flush. Old fluid carries debris that destroys a new pump in minutes. Flush the cooler, lines, and gearbox before connecting the new pump.
• Wrong bracket shimming. Failing to match the spacer setup to your water pump type causes belt misalignment, noise, and premature wear.
• Reusing O-rings or seals. The old seals have already compressed. New ones are cheap; a leak after install costs hours.
• Hammering the pulley. Already covered, but worth repeating—use a proper puller kit or replace the pump.
• Substituting missing bolts. If your pump lacks the rear stud, use a bolt and washer tightened to spec. Never leave it loose or rely on thread tape for sealing.