Performance Summary:
Cubic Inches: 461 Dyno brand: Stuska
Power Adder: Where dynoed: Dale Meers Racing Engines
Peak Horsepower: 515 @ 5800 (520 with dyno carb)
Peak Torque: 530 @ 4500 (536 with dyno carb)
Horsepower and Torque Curves:
Will upload Monday or Tuesday
Engine Specifications:
Block brand, material, finished bore size, other notes: Factory C scratch 4.155 bore, squared, deck plate honed, 10.155 deck
Crankshaft brand, cast or forged, stroke, journal size: SCAT cast 4.25 stroke
Connecting Rods brand, material, center to center distance, end sizes, bolts: Scat I-beam, 6.70"
Piston brand, material 4032 forged Autotec, 7.5cc reliefs, SCR 10.4:1, .005 above deck
Main Bearings, Rod Bearings, Cam Bearings brand and size: FM 125M, FM BBC uncoated, Durabond cam bearings
Piston rings brand, size, other notes: Hastings hi performance, standard tension 1.5mm/1.5mm/3.0 mm
Oil Pump, pickup, and drive: Melling HV, Milodon pickup, Doug Garifo drive
Oil pan, windage tray, oil filter adapter: Mildon deep sump, Ford windage tray, factory Ford oil filter adapter
Camshaft brand, type (hyd/solid, flat tappet or roller), lift and duration (adv and @.050"): Custom Comp Cams hydraulic roller, 237/237 @ .050", 114 LSA, 106 ICL, .634/.634
Lifters brand, type: Morel
Timing chain and timing cover: Cloyes billet, factory Ford cover
Cylinder heads brand, material, port and chamber information: Fomoco originl CJ with Craft CnC port, 83cc chamber
Cylinder head flow in cfm at inches of lift (28" H2O pressure drop):
.200 149 113
.300 224 144
.400 271 175
.450 284 182
.500 292 190
.550 307 199
.600 314 204
4.155
No pipe
Flow bench used, location: Craft Racing
Intake valve brand, head size, stem size: SI stainless, 2.200", 11/32"
Exhaust valve brand, head size, stem size: SI stainless, 1.700", 11/32"
Valve springs brand, part number, specs: Comp Cams Beehive 26120,
Retainers and locks brand, part number, specs: Comp Cams Steel 795, locators 4696, locks 630
Rocker arm brand, type (adjustable or non-adj), material, ratio: Lykins non adjustable rollers
Rocker shafts and stands, brand, material: Sealed Power replacement shafts, stock alum Ford stands with Doug Garifo end stands and studs
Pushrods brand, type, length: Trend custom
Valve covers, brand, type: Tony Branda repop PBF chrome
Distributor brand, advance curve information: Fomoco CJ resto by Tim O,Connor, Accel Points Eliminator , 36° total, by 2800
Harmonic balancer brand: Factory CJ rebuilt by Damper Docs
Water pump brand, type (mechanical or electric): Ford
Intake manifold brand, material, porting information: Ported, iron CJ
Carburetor(s) brand, type: Quick Fuel 830 Brawler out of the box just jet change (dyno carb was custom built 830 no choke)
Exhaust manifolds or headers brand, type: Dyno headers