Notes: Standard Size; Hypereutectic; 3 Ring Groove Piston; Ring Groove Widths: 3.00, 2.00, 4.00 (mm); 2.114 CD; Flat Head w/Ricardo Cup & Keystone top ring groove - 21.5:1 C.R.; DUROSHIELD skirt coated piston
Bore: 3.9764"
Compression Distance: 2.114"
Dome Volume CC: -2
Head Illustration: 123
Lock Ring: Included
Material: Hypereutectic
Minimum Clearance: See Piston Fitting Information on carton label
Pin Diameter: 30.998 mm
Pin Type: F
Pin Weight Gram: 175
Ring 1 Qty: 1
Ring 1 Width: 3.00mm
Ring 2 Qty: 1
Ring 2 Width: 2.00mm
Ring 3 Qty: 1
Ring 3 Width: 4.00mm
Size: Standard
UPC: 614046227996
Weight W Pin Gram: 816
Weight w/o Pin Gram: 641
Part Description: 1986 Chevrolet K20 Flat Top Piston