Forged Piston Set, Lotus Twin Cam Racing 83.5mm
Engineered in house and manufactured by CP/Carrillo, these motorsport grade forged pistons are designed to be used with a 72.75 mm stroke crankshaft and a "Long" 5.23" C to C length connecting rods (connecting rods not included). The dome height of .240" will typically result in a 12-1 compression ratio, depending on the cylinder head combustion chamber volume. Valve pockets accommodate oversize race valves. Typical use includes Formula B and other race applications. Modern rings packs ensure maximum sealing resulting in optimal power and performance. Engine Displacement Bore: 83.5mm x Stroke 72.75mm - 1596ccYour engine block will require machining, contact us for details. Made in the USA Bore 83.5mm / 3.287" Compression height 1.110" Dome height .240" Dome Volume 10.34 cc Pin diameter .812" Pin Oiling feature Piston Weight 313 grams Top Ring 1mm Second Ring 1.2mm Oil Ring 2.8mm Set of 4