Chevrolet GM LS3 Cylinder Head With Valves & Springs # 12675871 Rate_Special Mounting Block Material:Cast aluminum

Mounting Block Material:Cast aluminum

5mm Super Conductor wire sets have a special helically wound core that has just 40-50 ohms of resistance per foot--but with an RFI suppression equal to a 1

Round large port

Buick Electra

Crankshaft: Forged Steel Crank - 4

Chevrolet GM LS3 Cylinder Head With Valves & Springs # 12675871 Rate_Special Mounting Block Material:Cast aluminumCylinder Head, LS3, Aluminum, Assembled, 68. 4cc, 260cc Intake Runner, Each Combustion Chamber Volume (cc): 68. 4 Intake Runner Volume (cc): 260cc Cylinder Head Style: Assembled Cylinder Head Material: Aluminum Intake Port Shape: Rectangular Intake Valve Diameter (in.): 2. 165 in. CNC Machined Combustion Chamber: No CNC Machined Intake Runner: No CNC Machined Exhaust Runner: No Intake Port Location: Standard Exhaust Port Shape: D port Exhaust Port