Dyno'd this one naturally aspirated, but it's built for a centrifugal supercharger. Application is designed around MPFI, centrifugal supercharger, and an intercooler, but we just slapped a carburetor on it and dyno'd it. No tuning whatsoever, just pulls to seat the rings and check for leaks.
Performance Summary:
Cubic Inches: 496 Dyno brand: Stuska
Power Adder: N/A on dyno Where dynoed: Dale Meers Racing Engines
Peak Horsepower: 594 @ 6000
Peak Torque: 566
Horsepower and Torque Curves:
Engine Specifications:
Block brand, material, finished bore size, other notes: BBM cast iron, 4.310" bore size
Crankshaft brand, cast or forged, stroke, journal size: Scat 4340 4.250"
Connecting Rods brand, material, center to center distance, end sizes, bolts: K1 6.700"
Piston brand, material (caster, hypereutectic or forged), dish/dome volume, static CR: Custom Diamond, forged, 50cc dish, 8.5:1
Main Bearings, Rod Bearings, Cam Bearings brand and size:
Piston rings brand, size, other notes: Total Seal, 1.5/1.5/3mm
Oil Pump, pickup, and drive: Melling M57HV, Canton pickup for rear sump
Oil pan, windage tray, oil filter adapter: Canton rear sump
Camshaft brand, type (hyd/solid, flat tappet or roller), lift and duration (adv and @.050"): Lykins Motorsports custom solid roller
Lifters brand, type: Morel, pressure fed
Timing chain and timing cover: Cloyes billet, factory cover
Cylinder heads brand, material, port and chamber information: Hand ported BBM
Intake valve brand, head size, stem size: Ferrea 2.190", 11/32"
Exhaust valve brand, head size, stem size: Ferrea, 1.650", 11/32", Inconel
Valve springs brand, part number, specs: Manley Nextek
Retainers and locks brand, part number, specs: Manley titanium
Rocker arm brand, type (adjustable or non-adj), material, ratio: T&D paired rocker system
Rocker shafts and stands, brand, material:
Pushrods brand, type, length: Custom Trend
Valve covers, brand, type: Blue Thunder
Distributor brand, advance curve information: N/A
Harmonic balancer brand: Powerbond SS
Water pump brand, type (mechanical or electric): CVR electric
Intake manifold brand, material, porting information: Hand ported Victor FE
Carburetor(s) brand, type: Dyno'd with Holley 830
Exhaust manifolds or headers brand, type: Dyno headers