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1 Set KB375.040/1 Set 4125BM8.040

KB AUTOMOTIVE Single Claimer Piston - Chevrolet 383ci/6.3L (V8); Piston Bore:4.000"+.040" Flat Top w/2 Valve Reliefs,Top Ring: 5/64", 2nd Ring: 5/64, Oil Ring: 3/16", Comp Ratios:12.0w/58cc, 11.4 w/62cc, 11.1 w/64cc, 9.8 w/76cc, Gram weight 547/107, Top Land.260". Valve Depth .250", Relief Dia. 2.200"

KB Hyper Single Piston Chevy 383 Rod 5.700 D-Cup +28cc 2V; 4.000 +.040", D-Cup 28cc w/2V,Top Ring:1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Comp Ratios: 9.3w/58cc,9.0/62cc,8.8w/64cc,8.0w/76cc,Gram weight 549/145, INT-Valve Depth/DIA .280-2.168", EX-Relief Depth/Dia .280-2.168"

KB Hyper Right Single Piston - Chevy 305 Rod 5.7 Flat Top +5cc 2V; 3.736 +.030", Flat Top 5cc w/2V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios: 10.4w/55cc,10.0/58cc,9.3w/64cc,8.2w/76cc,Gram weight 477/145, INT-Valve Depth/DIA .280-2000", EX-Relief Depth/Dia .280-2.000"

KB Hyper Single Piston - Chry 318 Rod 6.123 Flat Top +5cc 2V; 3.910 +.040", FT 4cc w/2V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios:10.4w/57cc,10.1/60cc,9.6w/64cc,9.2w/68cc,Gram weight 526/132, INT-Valve Depth/DIA .280-2.168", EX-Relief Depth/Dia .280-2.168"

KB Hyper Single Piston - Chevy 350 Rod 5.700 Flat Top +6.5cc 4V; 4.000 +.040",F/T 6.5cc ASYM 4V,Top Ring:1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Comp Ratios: 11.0w/58cc,10.5/62cc,10.2w/64cc,9.0w/76cc,Gram weight 557/145, INT-Valve Depth/DIA .185-2.181", EX-Relief Depth/Dia .185-1.880"

KB Hyper Left Single Piston - Chry 340 Rod 6.123 Flat Top +6cc 2V; 4.304+.030", Flat Top 6cc w/2 V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios: 10.9/57cc,10.5/60cc,10.0/64cc,9.6/68cc,Gram weight 588/132, INT-Valve Depth/DIA .286-2.200", EX-Relief Depth/Dia .286-2.200"

KB Hyper Single Piston - Ford 347 Rod 5.400 Flat top 0cc No Valve; 4.000+.030",Flat Top 0cc w/NO Valve Reliefs,Top Ring:1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Comp Ratios:12.2/55cc,11.4/60cc,10.8/64cc,10.2/69cc,Gram weight 428/107, INT-Valve Depth/DIA -NA, EX-Relief Depth/Dia -NA

KB Hyper Single Piston - Chry 408 Rod 6.123 Step Dish +23.5cc 2V No Quench Dome; 4.000+.040", Step Dish 25cc w/ 2V,Top Ring:5/64", 2nd Ring: 5/64", Oil Ring: 3/16", Comp Ratios:9.8/62cc,9.6/64cc,9.3/68cc,8.9/72cc,Gram weight 478/132, INT-Valve Depth/DIA .286-2.200", EX-Relief Depth/Dia .286-2.200"

KB Hyper Coated Piston - Holden 383 Stroker 5.7 Rod 3.750 Stroke Kit with Rings

KB231.020 PISTON; 4.000+.020", Flat Top 6.cc w/2 V,Top Ring:1/16", 2nd Ring: 1/16", Oil Ring: 3/16", Comp Ratios: 11.1/58cc,10.5/62cc,10.3/64cc,9.1/76cc,Gram weight 513/102, INT-Valve Depth/DIA .280-2.168", EX-Relief Depth/Dia .280-2.2168"

KB Hyper Coated Single Piston-AMC/JEEP 4.6" Stroker with 258" crank