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KB Hypereutectic Pistons KB6198KTM.020
1 Set KB198.020/1 Set 4000BM8.020; Pistons & Rings, 4.000 +.020",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 Hypereutectic Pistons 69904HCKTM.STD
1 Set 9904HC.STD/1 Set 4000AM8.STD; Pistons & Rings,Bore:4.000" STD Dome w/2 Valve Reliefs,Top Ring: 5/64", 2nd Ring: 5/64, Oil Ring: 3/16", Comp Ratios:12.7 w/58cc, 12.0 w/62cc, 11.6 w/64cc, 10.1 w/76cc, Gram wt. 569/107, Top Land.254". Valve Depth .250", Relief Dia. 2.140"
KB Hypereutectic Pistons KB6198KTM.030
1 Set KB198.030/1 Set 4000BM8.030; Pistons & Rings, 4.000 +.030",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"
