Chevy 383ci Performance 425 HP Long Block - Specs. |
Block: |
Chemically cleaned, Oven Baked, then Stainless-Steel Airless Shot Peened to Remove all remaining Paint & Rust. Visually Inspected, and Fully Magnafluxed to check for cracks. Cylinder Bores Blueprint Bored and Decks Index Squared to the Mains, w/ a Rottler F68A CNC Machining Center. Cynders then Honed with torque-plates, w/ a Sunnen CV-616 Automatic Cylinder Hone Machine. Block is then de-burred, Modifying Oiling Galleys when needed, and then pressure washed. Durabond one-piece cam bearings and Pioneer Brass Freeze plugs installed, now ready for Assembly in our 'Clean Room'. |
Crank: |
New Eagle Nodular Iron, Internal Balance |
Rods: |
New Eagle "SIR" 5.700" Steel Rods |
Pistons: |
Keith Black HyperEutectic |
Rings: |
Speed-Pro Plasma-Moly |
Bearings: |
Clevite or Federal Mogul Performance Main and Rod Bearings, Durabond One-Piece Cam Bearings |
Core Plugs: |
Pioneer Brass Freeze Plugs |
Heads: |
World Products S/R Torquer's
Combustion Chamber: 64cc
Intake Valves: 2.020 Stainless Steel
Exhaust Valves: 1.600" Stainless Steel
Valve Guides: Bronze
Machining: Performance 5-Angle Valve Job, w/ pocket porting. Custom Porting Available! |
Lifters: |
Comp Cams Hydraulic |
Cam: |
Comp Cams X-treme Energy Hydraulic
Operating Range: 1500-6000 RPM's Idle Quality: Noticeable Idle Duration: Intake: 230° @ .050" Exhaust: 236° @ .050" Lift: Intake: .490" Exhaust: .490" Lobe Separation: 110° |
Pushrods: |
Comp Cams Magnums |
Valve Springs: |
Comp Cams |
Rocker Arms: |
Comp Cams Magnum Roller Tips |
Timing Set: |
Comp Cams True Double Roller |
Timing Cover: |
Brand New Cover |
Oiling System: |
Melling High Volume Pump, Pickup Tube and HD Drive |
Oil Pan: |
New Factory Replacement |
Balancer: |
New Professional Products Performance Unit, w/ Degree Marks |
Gasket Set: |
Fel-Pro Performance |
Head Bolts: |
ARP Performance |
Balancing: |
Computer Spun Balanced to within 1 Gram, using 'CWT Industries' Multi-Bal 5000 |