The Allstar Performance ALL31084 is a 1:1 ratio crankshaft pulley for V-belt applications, machined from aluminum with a natural finish. It has 2 grooves and a 6.625 in diameter, the largest in this pulley family, and is designed for Small Block Chevy engines with a short water pump.
Spec Sheet: Allstar Spec Sheet
Compatibility
This pulley fits Small Block Chevy engines with a short water pump.
FAQ
What size is the Allstar Performance ALL31084 crankshaft pulley?
The ALL31084 crankshaft pulley has a 6.625 in diameter with 2 grooves for V-belts, the largest diameter in the ALL31030/ALL31084/ALL31094 pulley family.
What ratio is the ALL31084 crankshaft pulley?
The ALL31084 crankshaft pulley has a 1:1 ratio.
What engine and water pump configuration does the ALL31084 pulley fit?
The ALL31084 crankshaft pulley is designed for Small Block Chevy engines using a short water pump.
How is the ALL31084 different from the ALL31030 and ALL31094 pulleys?
The ALL31084 has a larger 6.625 in diameter and a 1:1 ratio, while the ALL31030 and ALL31094 are 4.75 in diameter pulleys with hardware included, differing from each other by finish.
What material and finish is the ALL31084 pulley made from?
The ALL31084 crankshaft pulley is made from aluminum with a natural finish.

