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Allstar Performance

ALLSTAR PERFORMANCE 1:1 Crank Pulley

MPN: all31094 Catalog #: 001481054 Category: Crankshaft Pulleys Check Vehicle Fitment

Product Details

Crankshaft Pulley - 1 to 1 - V-Belt - 2 Groove - 4.75 in Diameter - Hardware Included - Aluminum - Black Anodized - Short Water Pump - Small Block Chevy - Each

Crankshaft Pulley - V-Belt - 2 Groove - 4.750 in Diameter - 1 to 1 - Aluminum - Gray Anodized - Short Water Pump - Small Block Chevy - Each

This pulley is designed for use with 1/2 Industrial style belts such as the following.ALL86127 29 WP to Crank ALL86128 37 WP to Crank to PS w/Block mount ALL86129 41 WP to Crank to PS w/Head mount

Crankshaft Pulley - 1 to 1 - V-Belt - 2 Groove - 4.75 in Diameter - Hardware Included - Aluminum - Gray Anodized - Short Water Pump - Small Block Chevy - Each

This pulley is designed for use with 1/2 Industrial style, belts such as the following.ALL86127 29 WP to Crank ALL86128 37 WP to Crank to PS w/Block mount ALL86129 41 WP to Crank to PS w/Head mount

Vehicle Fitment

Universal or product-specific fitment. Please review the product details and contact us if you need help confirming fitment before ordering.

Engine Compatibility

GM - SBCMatched variant: Small Block Chevy

Small Block Chevy; 265–400ci

Fitment note: Engine compatibility is provided as a guide. Please verify all fitment details before ordering.

Product Specs

Brand
Allstar Performance
Part Number
all31094
Catalog Number
001481054
Product Line
Crankshaft Pulleys
Category
Engines & Parts
Type
Crankshaft Pulleys
UPC / Barcode
848238070255
Length
11.00 in
Width
8.10 in
Height
1.70 in
Weight
1.31 lb
Ship Alone
No
Air Restricted
No

Shipping & Availability

Current status 3 Available - Ready to ship
Estimated timing Usually ships within 24hrs

This item is showing available inventory. Most in-stock performance parts ship quickly, but timing can vary by warehouse, vendor cut-off time, holidays, and carrier pickup.

Inventory shown: 3 available as of 6/4/2026.

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