Wiseco Piston Kit - .040 - 1948-1980 - Big Twin

Brand: Wiseco
MPN: K1609
Eligible for FREE shipping! Ships same day

Forged from a high-silicone aluminum alloy to deliver long life and consistent dimensions. Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures [...Read More]

$289.46
Discount Badge Image
Earn up to 289 MotoMoney points!

How it works


Earn MotoMoney on every dollar you spend! There is a NO Minimum Order amount to start earning MotoMoney, and you earn 1 point for every dollar spent! (Sub-Total less any previous points redeemed)

For every 100 points you earn, you will receive $1.00 off of most items on our site (some Brands do not allow Rewards Points to be earned on their products). Your MotoMoney Points can be redeemed during checkout. [...Read More]

This item is vehicle specific.
Search by vehicle to ensure a proper fit.

Search Year/Make

Know what you need? Skip vehicle check.
+ -
Forged from a high-silicone aluminum alloy to deliver long life and consistent dimensions. Wiseco's high-tech manufacturing ensures greater operating strength and lower expansion at high temperatures. Sold in kits that include two pistons, rings, piston pins and circlips. Include forged pistons with coated skirts, rings, retainer clips and chrome piston pins. Piston kits are available with Hastings-style X-Ring package (. 062 top ring, . 062 compression ring and . 158 oil ring). Lightweight with superior strength, Wiseco High Performance Forged Pro Lite Piston Kits provide reduced friction for quiet operation

Dedicated forging

Chrome-plated piston pin

Horizontal slot pin oiling

Pressure seal groove

Skirt-coated

Dedicated rings

Improved flame travel

Scuff-resistant

Maximum ring seal

Maximum compression and oil control

Made in USA