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: 1991 GMC R1500 Suburban Flat Top Piston
Notes: with Deep Oil Ring Grooves;w/o H/D Emissions; Standard Size; Hypereutectic; Use w/LR-63 lock ring for floated applications; 3 Ring Groove Piston; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); 1.548 CD; .098 dish, 4 reliefs; DUROSHIELD skirt coated piston; w/machined valve reliefs and circlip grooves; Individual Piston
Bore: 4"
Compression Distance: 1.548"
Dome Volume CC: -12.3
Head Illustration: 29
Lock Ring: Not Included
Material: Hypereutectic
Minimum Clearance: 0.0010
Pin Diameter: 0.927"
Pin Type: F
Pin Weight Gram: 149
Ring 1 Qty: 2
Ring 1 Width: 5/64"
Ring 2 Qty: 1
Ring 2 Width: 3/16"
Size: Standard
UPC: 019826510242
Weight W Pin Gram: 661
Weight w/o Pin Gram: 512
Part Description: 1991 GMC R1500 Suburban Duroshield Cast Piston
Notes: with Deep Oil Ring Grooves;w/o H/D Emissions; Standard Size; Hypereutectic; Use w/LR-63 lock ring for floated applications; 3 Ring Groove Piston; Ring Groove Widths: 5/64, 5/64, 3/16 (in.); 1.548 CD; .098 dish, 4 reliefs; DUROSHIELD skirt coated piston; w/machined valve reliefs and circlip grooves
Bore: 4"
Compression Distance: 1.548
Dome Volume CC: -12.3
Head Illustration: 29
Lock Ring: Not Included
Minimum Clearance: 0.0010
Oversize: 0.060"
Pin Diameter: 0.927"
Pin Type: F
Pin Weight Gram: 149
Ring 1 Qty: 2
Ring 1 Width: 5/64"
Ring 2 Qty: 1
Ring 2 Width: 3/16"
Size: Standard
UPC: 019826500762
Weight W Pin Gram: 661
Weight w/o Pin Gram: 512
Part Description: 1991 GMC R1500 Suburban Duroshield Cast Piston