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KB Hypereutectic Pistons 69908HCKTM.060
1 Set 9908HC.060/1 Set 4000AM8.060; Pistons & Rings,4.000"+.060" Flat Top w/2 V,Top Ring: 5/64", 2nd Ring: 5/64, Oil Ring: 3/16", Comp Ratios:11.2w/58cc, 10.7 w/62cc, 10.4 w/64cc, 9.1 w/76cc, Gram weight 575/107, Top Land.229". Valve Depth .250", Relief Dia. 2.120"
KB Hypereutectic Pistons KB6209KTM.060
1 Set KB209.060/1 Set 4000BM8.060; Pistons & Rings,4.000 +.060",.150" SD -5.5cc ASYM 2V,Top Ring:1/16",2nd Ring: 1/16",Oil Ring: 3/16",Comp Ratios:12.9w/58cc,12.2/62cc,11.9w/64cc,10.2w/76cc,Gram weight 566/107,INT-Valve Depth/DIA .272-2.140",EX-Relief Depth/Dia .1272--1.720"
KB Hypereutectic Pistons 69908HCKTM.STD
1 Set 9908HC.STD/1 Set 4000AM8.STD; Pistons & Rings,4.000" STD Flat Top w/2 V,Top Ring: 5/64", 2nd Ring: 5/64, Oil Ring: 3/16", Comp Ratios:11.2w/58cc, 10.7 w/62cc, 10.4 w/64cc, 9.1 w/76cc, Gram weight 575/107, Top Land.229". Valve Depth .250", Relief Dia. 2.120"
