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CNC Porting
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you'll want to leave your valve covers off
0 CALL 1000364 AT 4060 347 4
7 ratio for 7/16 studs
DART PRO 1 SBC 200/64 2.02/1.6 .650 LIFT HEADS 11321113P & HARLAND SHARP ROCKERS injection CNC PortingCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. FREE LIFETIME WARRANTED HARLAND SHARP ROLLER ROCKERS *PLEASE SPECIFY 1. 5 OR 1. 6. SB Chevy AluminumComplete Pro 1Cylinder Heads #11321113P Port Volume: 200cc Chamber Volume: 64cc Spark Plug: Straight Intake Valve: 2. 02 Exhaust Valve: 1. 60 Springs: 1. 550 dual springs for solid roller cams up to . 650 lift. Full Platinum treatment utilizing wet flow technology. Tests have demonstrated a typical 25