# Proform 66901 | Crankshaft Turning Tool; For Use On Small Block Chevy/ GM V6 Engines; Proform 66901 CRANKSFT TURN SOCK SB CHV

### PROFORM 66901 APPLICATION SPECS:

Crankshaft Turning Tool; For Use On Small Block Chevy/ GM V6 Engines; 1/2 Inch Breaker Bar; 1.225 Inch Inside Diameter; With 3/16 Inch Keyway; Natural; Aluminum

Engine work requires repeated crankshaft rotation. This non-marring, aluminum tool rotates the crankshaft the proper way, when the balancer is off. Making sure to have the proper size, position this socket over the end of the crankshaft, so it can be turned using a 1/2 Inch breaker bar or drive ratchet.

-   Engine Compatibility: Chevy Small Block V8 262-400 Cubic Inch/ Chevy 90 Degree V6 3.3L-4.3L
-   Type: 1/2 Inch Breaker Bar
-   Inside Diameter (IN): 1.225 Inch
-   Keyway Size: 3/16 Inch
-   Finish: Natural
-   Color: Silver
-   Material: Aluminum

Proform 66901 CRANKSFT TURN SOCK SB CHV

PRODUCT FEATURES:

Proform 66901 CRANKSFT TURN SOCK SB CHV

### FAQ

**What part number is this?** The listed part number is 66901.

**Is this product designed for direct replacement?** Confirm the original part specifications and intended application before ordering.

**Should I confirm compatibility before ordering?** Yes. Compare the original part and specifications before ordering.

### Common Searches

-   Proform 66901
-   66901 specifications
-   Proform Crankshaft Turning Tool; For Use On Small Block Chevy/ GM V6 Engines; Proform 66901 CRANKSFT TURN SOCK SB CHV

## Details

- **Price:** 75.17 CAD
- **Vendor:** Proform
- **Type:** Crankshaft Turning Tool
- **Tags:** 66901, Crankshaft Turning Tool, Proform

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 75.17 CAD | In stock |

## Images

- Proform 66901 | Crankshaft Turning Tool; For Use On Small Block Chevy/ GM V6 Engines; Proform 66901 CRANKSFT TURN SOCK SB CHV

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> Source: [Standard Auto Part](https://www.standardautopart.com/products/66901-vp-proform-518)
> Updated: 2026-10-20