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IC629C-25MM ICON Forged Coated Piston - Subaru SOHC 04-07 4cyl Boxer 2.5L Rod 131.6mm Dome-.742 cc

IC629C-25MM ICON Forged Coated Piston - Subaru SOHC 04-07 4cyl Boxer 2.5L Rod 131.6mm Dome-.742 cc

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Quick Overview

Bore: 99.500 Rod Length: 131.600 Pin Diameter: 0.0000
Stroke: 79.000 Comp. Ht: 1.161 Top Land: 0.180
OE Deck Height: 201.000 Weight Piston/Pin: 392/136
Head Type Dome Effective Head Volume -.7cc
Ext. Valve Depth 0.061 Ext. Valve Dia. 1.368
Int. Relief Depth 0.140 Int. Relief Dia. 1.534
Compression Ratios
Ring Packs
Ring Sets
Pin Number
Lock Ring
Sold as kit only with pistons, rings, locks and pins. Offset pin with 8 valve relief design so one can piston can be used in either bank. Coated skirts. Offered in .010mm and .038mm for honeclean up not boring. Supplied with OE wrist pin locks.


United Engine & Machine's Icon piston line is engineered from the ground up for extreme high performance street or racing applications. We're putting a century of piston design and experience into every Icon piston and it shows. No matter your high performance application, there is an Icon piston for you. Each Icon piston is forged from high-strength, heat treated, 2618 aluminum alloy. This makes Icon pistons significantly lighter than the competition without sacrificing strength. Our lightweight design will allow your engine to rev quicker and get into it's power band faster. The V-rib design promotes maximum piston cooling. Icon pistons include many racing features such as diamond-machined skirt, head, mini-grooves, pin bore, gas accumulator, ring grooves, and pressure-drilled pin hole oiling. They come is a variety of compression ratios and are available for many engine manufacturers and sizes. Take a look at our catalog and start winning races today!

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