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Forged from 4032 low expansion high silicon aluminum alloy heat treated to SRP specifications. Dome and dishes feature smooth flowing radii for excellent flame travel. Thick ring lands for limited nitrous oxide / forced induction use on low compression pistons. Valve pockets machined to accept oversized valves. 1.0 x 1.2 x 2.250 ring widths. .748 x .827 x 2.250 straight wall carbon steel wrist pin provided. Pin fitting and spiro locks included. Rings are sold separately.
Acura/Honda B16A1,A2,A3 DOHC VTEC 1993-97, and B18A1,B1 with B16A or B18C1 head. Dish style piston. Great for use with forced induction or nitrous. Specs: Dome vol. -8.4 cc, 290 grams, Compression Ratio: 42.7cc - 8.2:1( B16) 8.9:1(B18), 1.181'' C/H, 5.290'' (B16) 5.394'' (B18) Rod, 3.047'' (B16) 3.504'' (B18) Stroke. 4/Pkg.
Acura/Honda B16A1,A2,A3 DOHC VTEC 1993-97, and B18A1,B1 with B16A or B18C1 head. Dome style piston. Not for use with forced induction or nitrous. Specs: Dome vol. 5.7cc, 290 grams, Compression Ratio: 42.7cc - 10.5:1( B16) 11.5:1(B18), 1.181'' C/H, 5.290'' (B16) 5.394'' (B18) Rod, 3.047'' (B16) 3.504'' (B18) Stroke. 4/Pkg.