427" Mighty Mouse 540hp


Don't let the name fool you. This engine has big-block cubic inches in a small-block package. Imagine your friend's thoughts as they stare into your engine bay knowing this is a 427"... We designed this mouse with an all-forged rotating assembly topped off by free-flowing CNC Ported cylinder heads that will make this mouse roar! Take notice, this engine is not recommended for the faint of heart.

Block: Dart SHP, 4.125" Bore, 9.025" Deck Height, 2 Piece Seal
Crankshaft: 4340 Forged Steel, Internal Balance, 4.000" Stroke
Rods: 4340 Forged Steel H-Beam with 7/16" Bolts, 6.000" Length
Pistons: Custom Forged Aluminum, Reverse Dome, 10.0:1 Compression
Rings: Plasma-Moly Top, Low Friction Oil, 1/16" x 1/16" x 3/16"
Camshaft: Custom Hydraulic Roller, .540”/.562” Lift, 242°/248° Duration @ .050”
Rocker Arms: Smeding 1.5 Ratio, 3/8" Stud, Full-Roller
Intake: Edelbrock Victor Jr. Single Plane
Cylinder Heads: Smeding/AFR, 210cc Intake Port, Fully CNC Ported, 2.08"/1.60" Valves, 65cc Chambers
Warranty: 3 Year, Unlimited Miles

Torque Converter: 2,400-2,600rpm Stall Required

All of our engine packages are extremely flexible and can be customized! If there is an option you would like and do not see, please call us at 210-338-8585.

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