ProForm 66901 Crank Shaft Turning Socket for Chevy is a lightweight, non-marring aluminum socket designed to fit over the end of crankshafts on Chevrolet small block, V6 and GM 4-cylinder engines. The socket features a 1.255" inside diameter and a 3/16" keyway to engage the crankshaft; it is intended for use when the harmonic balancer is off and is turned using a 1/2" breaker bar or drive ratchet. Specifications reported include a 6 inch item length and a lightweight design (1.6 ounces item weight reported by marketplace data). ProductDatabase item dimensions show ProductLength 7.5000, ProductWidth 4.7500 and ProductHeight 1.7500 (product database values retained for internal product measurements). Includes standard manufacturer warranty of 30 days and ships as a single-piece unit. Finish is reported as oil-rubbed; material is metal (non-marring aluminum construction as noted in marketing content). UPC/GTIN information: 037995669011 / 00037995669011.
| Materials & Construction | |
| Material | Metal |
| Outer Material | Metal |
| Product Details | |
| Bit Compatibilities | breaker bar, drive ratchet |
| Drive Bit Shank Style | hex shank |
| Drive System | Spanner |
| Finish Type | Oil Rubbed |
| GTIN | 00037995669011 |
| Included Components | Per Item Description |
| Manufacturer Warranty Description | 30 Days |
| Material | Metal |
| Model Number | 66901 |
| Number of Pieces | 1 |
| Unit Count | 1.0 Count |
| UPC | 037995669011 |
| Sizing & Dimensions | |
| Height | 1.7500 inches |
| Length | 7.5000 inches |
| Product Dimensions | 7.5 x 4.75 x 1.75 inches |
| Size | 6 Inches |
| Weight | 1.6 ounces |
| Width | 4.7500 inches |
| Technical Specifications | |
| Warranty | 30 Days |
By signing up, you agree to receive emails from us. You can unsubscribe anytime.
Copyright @ 2026 BZ DEFENSE LLC. All rights reserved. Unauthorized use and/or duplication of this material without express and written permission is prohibited.