i have a set of ross pistons for sale they came in a crate motor i shipped from the states to ireland when i checked the spec i decided that with the closed chamber heads i would have to high compression ,i decided to replace the pistons ,these pistons are as new and come with chrome moly rings and spirl wrist pin locks,i have included photos and spec ,these piston and ring are priced at $930 from summit racing i would like to get $600
Brand Ross Pistons
Manufacturer's Part Number 80552
Part Type Pistons
Product Line Ross Racing Forged Pistons
Summit Racing Part Number ROS-80552
Bore (in) 4.030 in.
Bore (mm) 102.362mm
Piston Style Dome, with two valve reliefs
Piston Material Forged aluminum
Compression Distance (in) 1.668 in.
Dome Height (in) 0.300 in.
Piston Head Volume (cc) -12.00cc
Wrist Pin Style Press-fit or floating
Pin Diameter (in) 0.912 in.
Piston Ring Thickness 1/16 in. x 1/16 in. x 3/16 in.
Quantity Sold as a set of 8.
Calculator Compression Calculator
Tool Stroker Combinations
Ross Racing pistons are forged from 2618-T61 aluminum alloy and come standard with a ton of great features, including:
* Forced piston-pin oilers
* Double Spirolox pin retainers
* Valve pockets engineered for oversized valves and modern high-lift cams
* Fully CNC-machined skirts to deal with high heat and side loadings
* Radiused domes (on most applications)
* Balanced to +/- 2.5 grams
* Aircraft-quality pins
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