ATK HP107 Chevy 383 Stroker Base Engine 525HP

Engine Specifications: HP: 525 TQ: 515 Block: OE roller block 4 bolt main 1pc seal 1996-2000 Bore/Stroke: 4.040 x 3.750 Displacement: 383 Crankshaft: Scat 4340 forged external balance rear of crank/internal balance front of the crank Rods: Scat 4340 forged H beam with ARP 8740 bolts Pistons: Forged 10.2:1` compression Rings: Moly Camshaft: Hyd. roller Cam Specs: 246/250 @50 .603in/.609ex 110LSA Timing Chain: Double roller Cylinder Heads: Dart aluminum 70cc/200cc 2.02/1.60 Rocker Arms: Billet aluminum 1.6 roller rockers Oil Pan: Moroso 7qt with windage tray #20206 Oil Pump: Melling Flexplate/Flywheel: Pioneer #FRA-159 external balance 168 tooth (with Scat kit) Recommended Components: Balancer: PowerBond SFI internal balance 8” #PB1046-SS Intake Manifold: Holley strip dominator single plane #300-25 Distributor: Pro billet (Iron gear) Water Pump: Weiand action + long pump #9240 Carburetor: Quick Fuel 750CFM mechanical secondary no choke #Q-750 Fuel Pump: Holley mechanical 110GPH #12-327-11 Spark Plugs: Autolite #3923 Spark Plug Wires: 8mm Engine Info: Oil: Conventional / Non Synthetic 10W30 Oil Filter: Wix or K and N per application Timing: 34-36 Degrees Spark Plug Gap: .035” Firing Order: 18436572 Octane: 91+ Stall Converter: 3500+ Exhaust: 1 ¾+ Headers Disclaimer: The parts listed are ATK’s recommendations of parts to be used