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FE Power Forums => FE Technical Forum => FE Engine Dyno Results => Topic started by: blykins on April 23, 2026, 07:45:34 AM

Title: Lykins Motorsports 408 Cleveland, 9.6:1 Street Engine, 545hp
Post by: blykins on April 23, 2026, 07:45:34 AM

Performance Summary:
      Cubic Inches:  408             Dyno brand: Stuska
      Power Adder:  Nope        Where dynoed: Dale Meers Racing Engines
      Peak Horsepower:  545
      Peak Torque:  545

Horsepower and Torque Curves:


Engine Specifications:
   Block brand, material, finished bore size, other notes:  Factory 351C 2-bolt main
     
   Crankshaft brand, cast or forged, stroke, journal size:  Scat 9000 series, 4"
     
   Connecting Rods brand, material, center to center distance, end sizes, bolts:  Scat I-beam

   Piston brand, material (caster, hypereutectic or forged), dish/dome volume, static CR:  Mahle dish, 9.6:1

   Main Bearings, Rod Bearings, Cam Bearings brand and size:  Calico coated Clevite main/rods, Durabond cam

   Piston rings brand, size, other notes:  Mahle

   Oil Pump, pickup, and drive:  Melling M84AHV, Milodon pickup, ARP shaft

   Oil pan, windage tray, oil filter adapter:  Milodon front sump, 9 quart

   Camshaft brand, type (hyd/solid, flat tappet or roller), lift and duration (adv and @.050"):  Custom Lykins Motorsports hydraulic roller

   Lifters brand, type:  Morel

   Timing chain and timing cover:  Cloyes billet timing set

   Cylinder heads brand, material, port and chamber information:  Factory 4V quench heads

   Intake valve brand, head size, stem size:  2.190", 11/32", SI stainless

   Exhaust valve brand, head size, stem size:  1.710", 11/32", SI stainless
   
   Valve springs brand, part number, specs:  PAC dual spring

   Retainers and locks brand, part number, specs:  PAC steel retainer

   Rocker arm brand, type (adjustable or non-adj), material, ratio:  Scorpion 1.73:1

   Pushrods brand, type, length:  Trend 5/16", .080" wall

   Valve covers, brand, type:  Temporary chrome, stamped steel, factory style

   Distributor brand, advance curve information:  Factory reproduction, Pertronix conversion

   Harmonic balancer brand:  Powerbond

   Water pump brand, type (mechanical or electric):  Electric water pump on dyno

   Intake manifold brand, material, porting information:  Joe Craine ported Edelbrock Performer RPM Air Gap

   Carburetor(s) brand, type: Holley 750 DP

   Exhaust manifolds or headers brand, type:  Dyno headers
 

Title: Re: Lykins Motorsports 408 Cleveland, 9.6:1 Street Engine...
Post by: blykins on April 23, 2026, 07:46:49 AM

Just gotta say, factory 4V Cleveland heads are some bad chicks.

9.6:1, no port work, dual plane intake, lots of horsepower and lots of torque. 

Peak hp rpm was at 6000 rpm.

Title: Re: Lykins Motorsports 408 Cleveland, 9.6:1 Street Engine...
Post by: blykins on April 23, 2026, 07:58:26 AM

(https://live.staticflickr.com/65535/55225619398_778655b498_z.jpg)

Title: Re: Lykins Motorsports 408 Cleveland, 9.6:1 Street Engine, 545hp
Post by: preaction on April 23, 2026, 08:41:57 AM

Did you use an oil slinger on this build ?

Title: Re: Lykins Motorsports 408 Cleveland, 9.6:1 Street Engine, 545hp
Post by: blykins on April 23, 2026, 08:54:30 AM

I don't use oil slingers on any builds.  No factory tins in any of my engines.