New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Sp1 09-773-02 T-Moly Series Piston Kit - 0.50mm Oversize to 78.50mm

SKU: 4702506

Sp1 09-773-02 T-Moly Series Piston Kit - 0.50mm Oversize to 78.50mm

SP1
$70.16
$70.16 $95.95
Sale Sold out
/
Shipping calculated at checkout.
In stock and ready for shipping
This is a pre order item. We will ship it when it comes in stock.
Machined smooth heads. MOS 2 Coating:. Draws heat through piston walls and out the bottom. Reduces heat and friction, for added power and longevity. Helps eliminate cold seizures, and increases durability. Hard anodized crowns. Hypereutectic Cast.

Vehicle Fitment:

1999 Ski-Doo Formula Deluxe 380 Fan
1999 Ski-Doo Formula Deluxe 500 Fan
1999 Ski-Doo Formula Deluxe 500 LC
1999 Ski-Doo Formula Deluxe 583
1999 Ski-Doo Formula Deluxe 670
1993 Ski-Doo Formula Mach 1
1995 Ski-Doo Formula Mach 1
1993 Ski-Doo Formula Mach 1 II
1993 Ski-Doo Formula Mach 1 XTC
1995-1996 Ski-Doo Formula SS
1998-1999 Ski-Doo Formula Z 670
1996 Ski-Doo Mach 1
1996-1999 Ski-Doo MX Z 670
1995-1998 Ski-Doo Summit 670
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle