481X - Wet Or Dry

AJPE Stage IV 481x! 

Big cubic inch, stable valvetrain - Big Power!

Can be built dry for Max Effort combos, or wet for Drag And Drive combinations!

Ideally suited for Pro275, LDR, No Time, PDRA, Drag N Drive Unlimited class, and other maximum effort classes. 

Our 481X engine includes, but not limited to the following machining/blueprinting:

• Balancing
• CNC Block Machining
• CNC Sunnen SV-30 vertical hone with diamond stones
• Cylinders double torque plate diamond honed for correct piston to wall clearance and surface finish
• Detailed Engine Build Specifications File

Spec:

• 3000hp-5000hp
• Bore: tbd
• Stroke: tbd
• Engine size: tbd

Short Block Components:

• AJPE 481x billet block (wet or dry)
• Clevite Main Bearings
• Clevite Rod Bearings
• Winberg Billet Crankshaft
• Billet Aluminum Rods
• Custom ROSS or CP Racing Pistons

Long Block Components:

• AJPE Stg IV Billet Cylinder Heads
• ACE Custom ARP 2000 1/2" Head Stud Kit
• Titanium Intake Valves
• Titanium Exhaust Valves
• Copper Head Gaskets
• PSI Springs
• Manton Push Rods
• Manton Billet steel Rocker Arms
• Manton Billet Steel Rocker Stands
• Jesel Keyway .937" Lifters
• RCD Billet Gear Drive
• ATI Damper
• RCD Timing pointer
• Dailey Engineering Dry Sump System
• ARP Hardware
• AJPE/Moroso Billet Valve covers w/ACE logo
• SCA Billet Intake Manifold