WE ARE OFFERING A SPECIAL INTRODUCTORY PRICE ON THIS BIG BLOCK WITH NECK SNAPPING TORQUE! This Big Block has been stroked to give your ride all the Torque it needs. This 489 will come complete, dyno tested and tuned! If you are a licensed installer call for special pricing Stage:3 HP: 530 TORQUE: 560 Engine Type: Chevy Big Block V8 Displacement (cu.in): 489 Block: 4 Bolt Early Style Bore / Stoke: 4.280 X 4.250 Crankshaft: 4340 Forged Steel Rods: 4340 H Beam Pistons: Forged Rings: Moly Camshaft Type: HYD. Flat Tappet Camshaft Lift: .539 IN X .539 EX Camshaft Duration @.50: 238 IN X 248 EX Cylinder Head Type: Aluminum "R" Port Chamber Size: 119 cc Valve Size: 2.25 IN X 1.88 EX Intake Runner Volume: 320 cc Compression Ratio: 10.1:1 Rocker Arm Type: Roller tip Rocker Arm Ratio: 1.7:1 Sheet Metal: Chrome V/C T/C Black O/P Recommended Fuel: 92 Octane Ignition Timing: 36 Degrees Total Advance Max RPM: 5800 Warranty: 24/Unlimited Dyno Proven: YES |