Description
Part Number: 22-100
Holley GM LS Swap Mechanical Water Pump (Forward-Facing Inlet)
Engineered to eliminate hood and accessory clearance issues during GM LS engine conversions, the Holley 22-100 mechanical water pump delivers OEM-level cooling efficiency in a short-body housing designed for maximum radiator clearance.
Key Features
- ☑ Short-Body Design: Shortest model available to maximize front clearance to the radiator and electric fan setup.
- ☑ Forward-Facing Inlet: Directs lower radiator hose forward to avoid interference with accessory drives and low hood lines.
- ☑ Dual Belt Spacing Compatibility: Works with both Standard (Corvette type) and Middle (F-Body / GTO / CTS-V type) belt alignments.
- ☑ Cast Aluminum Construction: Lightweight, durable housing with high-flow steel impeller for reliable engine cooling.
- ☑ Universal LS Engine Block Fitment: Fits all GM LS series engine blocks (LS1, LS2, LS3, LS6, and iron truck blocks).
Technical Specifications
| Brand | Holley |
|---|---|
| Manufacturer Part Number | 22-100 |
| Pump Type | Mechanical Water Pump |
| Housing Material | Cast Aluminum |
| Finish | Natural Cast |
| Impeller Material | Steel |
| Inlet Orientation | Forward-Facing |
| Belt Spacing Alignment | Standard (Corvette) & Middle (F-Body) |
| Rotation | Counterclockwise |
What’s Included in the Box
- 1 x Holley 22-100 GM LS Mechanical Water Pump (Natural Cast Finish)
- 1 x Cast Aluminum Water Neck
- 1 x 186°F (85°C) Thermostat
- 2 x OEM Replacement Water Pump Gaskets
Complete your LS swap project with professional motorsport components from Holley. JP Racing supplies genuine performance cooling products direct to UK builders with fast dispatch and dedicated technical assistance.
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