632" Long Block

Block: Dart Big M Sportsman, 4.600" Bore, 10.200" Deck Height
Crankshaft: Smeding 4340 Forged Steel, Internal Balance, 4.700" Stroke
Rods: Smeding 4340 Forged Steel H-Beam with 7/16" Bolts, 6.700" Length
Pistons: Manley 2618 Forged Aluminum, Flat Top, 10.5:1 Compression
Rings: Plasma-Moly Top, Low Friction Oil, 1/16" x 1/16" x 3/16" 
Camshaft: Smeding Hydraulic Roller, .680”/.680” Lift, 271°/283° Duration @ .050”
Rocker Arms: Scorpion 1.7 Ratio, 7/16" Stud, Full-Roller
Cylinder Heads: Smeding 360cc Intake Port, 2.30"/1.88" Valves, 120cc Chambers
Warranty: 3 Year, Unlimited Miles

Torque Converter: 2,600-3,000rpm Stall Recommended