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FE Power Forums => FE Technical Forum => FE Engine Dyno Results => Topic started by: My427stang on May 03, 2024, 05:31:15 PM

Title: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: My427stang on May 03, 2024, 05:31:15 PM
Performance Summary:
      Cubic Inches:  457             Dyno brand: Stuska
      Power Adder:  N/A             Where dynoed:  Dale Meers Racing, Buffalo, KY
      Peak Horsepower:  528@5900
      Peak Torque:  555 @ 4000


Engine Specifications:
   Block brand, material, finished bore size, other notes:  1969 C scratch 428, 4.150 bore, CnC squared, aligned, torque plate honed
     
   Crankshaft brand, cast or forged, stroke, journal size: SCAT cast 4.25
     
   Connecting Rods brand, material, center to center distance, end sizes, bolts:  SCAT I-beam 6.700

   Piston brand, material (caster, hypereutectic or forged), dish/dome volume, static CR: Racetec, 14 cc dish, 10.03:1

   Main Bearings, Rod Bearings, Cam Bearings brand and size:  Clevite rod and main bearings, Durabond cam bearings

   Piston rings brand, size, other notes: Mahle 1mm/1mm/2mm standard tension

   Oil Pump, pickup, and drive:  Melling M57HV, Canton pickup, ARP drive

   Oil pan, windage tray, oil filter adapter:  Cobra aluminum repop, no tray, factory oil filter adapter

   Camshaft brand, type (hyd/solid, flat tappet or roller), lift and duration (adv and @.050"):  Custom Bullock's Power hydraulic roller, 237@.050 intake

   Lifters brand, type:  Morel standard travel

   Timing chain and timing cover: Cloyes 9-position roller, Roush alum timing cover

   Cylinder heads brand, material, port and chamber information:  C8OE-N CJ, Les Schmader ported, 3/8 unknown aftermarket undercut stem valve, 2.09 intake, 1.67exhaust, Viton seals, ID spring locators

   Valve springs: Crower 160/420
 
   Rocker arm brand, type (adjustable or non-adj), material, ratio:  Factory nonadjustable, 1.73

   Rocker shafts and stands, brand, material:  Harland Sharp shafts, Trick Flow studs, Precision Oil pump end stands

   Pushrods brand, type, length:  Custome Smith Brothers 5/16, 3/8 ball/ball non-oiling

   Valve covers, brand, type:   69 CJ aluminum

   Distributor brand, advance curve information:  Pertronix billet, 38 total

   Harmonic balancer brand:  Stock, restored

   Water pump brand, type (mechanical or electric):   Tuff Stuff aluminum- electric powered on dyno

   Intake manifold brand, material, porting information:  Blue Thunder CJ, with divider notch cut

   Carburetor(s) brand, type:  750 dyno carb, but engine will run a Terminator Stealth

   Exhaust manifolds or headers brand, type:  Dyno headers


Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: Joe-JDC on May 04, 2024, 03:28:51 PM
I have wondered how a CJ would respond to a stroke like this.  Looks to be a neat build.  Joe-JDC
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: blykins on May 04, 2024, 04:05:45 PM
That has to be the biggest cam I've ever seen!  2379 degrees of duration!  :D
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: My427stang on May 04, 2024, 07:35:53 PM
Too funny! Special cam stays open 10 times as long, more power!
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: Joe-JDC on May 04, 2024, 08:40:12 PM
I figured you forgot the decimal point.  LOL.  Joe-JDC
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: My427stang on May 06, 2024, 11:47:26 AM
https://www.youtube.com/watch?v=PdfchdrC_ZQ

Movie and sound
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: My427stang on July 29, 2024, 06:36:39 AM
Greg got the car running and it's doing well.  Here's a link to what a 528 HP iron head FE sounds like at idle.  What a beauty of a car!

https://www.youtube.com/watch?v=eJu7scsUj6w
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: MeanGene on July 29, 2024, 12:31:47 PM
That has to be the biggest cam I've ever seen!  2379 degrees of duration!  :D

Must be a bitch to get started- might need a pony motor of an old CAT to get it spinning fast enough. And I thought the 330/600 was long duration!
Title: Re: Bullock's Power Service - pump gas 457 iron head CJ - 528HP / 555TQ
Post by: gregb on July 30, 2024, 12:37:47 AM
Powermaster does the job…..🤪