FE Power Forums
FE Power Forums => FE Technical Forum => FE Engine Dyno Results => Topic started by: blykins on September 03, 2023, 06:53:52 AM
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Performance Summary:
Cubic Inches: 496 Dyno brand: Stuska
Power Adder: Nope Where dynoed: Dale Meers Racing Engines
Peak Horsepower: 603 @ 5400
Peak Torque: 640 @ 4800
Horsepower and Torque Curves:
Engine Specifications:
Block brand, material, finished bore size, other notes: Robert Pond Motorsports cast iron, 4.310" bore
Crankshaft brand, cast or forged, stroke, journal size: Steel Scat 4.250"
Connecting Rods brand, material, center to center distance, end sizes, bolts: Molnar 6.700"
Piston brand, material (caster, hypereutectic or forged), dish/dome volume, static CR: Custom Racetec w/ Calico coated skirts, 10.7:1
Main Bearings, Rod Bearings, Cam Bearings brand and size: Calico coated Clevite main/rod
Piston rings brand, size, other notes: Total Seal, 1.5/1.5/3mm
Oil Pump, pickup, and drive: Melling M57HV
Oil pan, windage tray, oil filter adapter: Factory deep sump, fitted with trap door system, new replacement oil filter adapter
Camshaft brand, type (hyd/solid, flat tappet or roller), lift and duration (adv and @.050"): Custom Lykins Motorsports hydraulic roller
Lifters brand, type: Morel, standard travel
Timing chain and timing cover: Factory timing cover, Cloyes billet
Cylinder heads brand, material, port and chamber information: Trick Flow, out of the box, disassembled, measured, reassembled
Cylinder head flow in cfm at inches of lift (28" H2O pressure drop):
Intake Exhaust
.100 .100
.200 .200
.300 .300
.400 .400
.500 .500
.600 .600
.700 .700
.800 .800
Flow bench used, location:
Intake valve brand, head size, stem size: 2.190", 11/32"
Exhaust valve brand, head size, stem size: 1.625", 11/32"
Valve springs brand, part number, specs:
Retainers and locks brand, part number, specs:
Rocker arm brand, type (adjustable or non-adj), material, ratio: Lykins Motorsports non-adjustable, POP shafts, stands
Rocker shafts and stands, brand, material:
Pushrods brand, type, length: Custom Trend, 5/16", .105" wall
Valve covers, brand, type: Chrome PBF
Distributor brand, advance curve information: MSD w/ black cap
Harmonic balancer brand: Powerbond
Water pump brand, type (mechanical or electric): Edelbrock
Intake manifold brand, material, porting information: Blue Thunder Weber
Carburetor(s) brand, type: Weber 48 IDA
Exhaust manifolds or headers brand, type: Dyno headers
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We always seem to say, "There's more left in it" but this time I think it would be very appropriate to say that. A/F ratios at WOT were 14-14.5 and I had no parts to swap to change the ratios with...
(https://live.staticflickr.com/65535/53096462069_882b0e03b0_z.jpg)
(https://live.staticflickr.com/65535/53161371980_b58eb74fab_z.jpg)
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That's an excellent torque number, reflecting the IR intake. Certainly more power and torque would have been available with a jet change, but I think HP would have been limited by the size of the carbs. Those 48 IDAs just don't flow enough air to get much past 600 HP. I wish that 58 IDAs would be more readily available, they would make a big difference.
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Well done
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Nice Brent heading for a Cobra?
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Nice Brent heading for a Cobra?
'69 Mustang