Expanded Blueprint Specs:

  • The first thing you will notice is a whole lot more data than you get from the NHRA Tech Bulletins pages. That is why individual engines are shown rather than every available engine for the year-make.
  • The additional data that is not included on the NHRA Tech Bulletins pages is not authorized or approved by NHRA so do not assume that this has the same authority in those areas as the information on the official NHRA Technical Bulletins. The data from the NHRA web Technical Bulletins is included here and every effort is made to ensure that this data is the most up to date information published by NHRA.
  • An interesting tool is the link on the right side of the page to show all the cars that use the engine you have selected. You will find that information valuable in considering options for class placement for this engine.
  • You will find all the relavent information from NHRA for accepted replacement parts - pistons, rods, oil pans, etc. - is all located in this one page. You do not have to look anywhere else to find that information.

Engine Blueprint Specifications:  1985 Ford 210 HP 302 V8

FORD-85      Issued: 4/20/1989      Last Revised: 1/1/2024      Revisions: 6-18-91, 4-19-93, 4-3-96, 8-1-99, 5-17-00, 4-10-03, 3-8-06 WR, 4-18-06 WR, 1-1-07 WR, 3-4-10 PC, 6/25/19 WR, 1/1/2024

Engine Family:   Ford Motor Company, Ford V8 Windsor         Advertised Comp Ratio:   9.14:1         Induction:   1-2 Bbl         Engine Type:   V8


Basic Specs:BoreStrokeMain Journal DiaRod Journal DiaMax BoreMax StrokeMax Displacement
 4.002"3.000"2.250"2.123"4.082"3.015"315.7 ci



Piston-Rod Specs:Piston WeightComp HeightPin WeightRingsRings WeightRod C/CMax Rod C/CRod WeightMin Assy Weight
 559 g1.580"80 g5/64, 5/64, 3/1654 g5.090"5.115"560 g1253 g



Compression:Deck HeightHead GasketPiston TypeDome/Dish VolDome/Dish HgtComb Chamber VolMax Compression
 .000".041"Flat w/notches0 cc067.5 cc9.48:1



Valve Train:Int Rocker RatioExh Rocker RatioIntake ValveExhaust ValveLifter TypeSpring TypeLifter Dia.
 1.60:11.60:11.780"1.450"Hyd/RollerOuter only0.875"




Camshaft:Intake LiftExhaust Lift 
 .444".444" 



Cylinder Heads:Casting No. Intake VolumeExhaust Volume  
 E5AE-CA 138.0cc46.0cc 
 E5AE-GA 138.0cc46.0ccNot official NHRA data, but from a reliable source.
Edelbrock60367   Same runner cc's, chamber cc's, valve sizes as the OEM head being replaced, intake & exhaust.  SS only





Intake Manifolds:Casting No. 
 E4ZE-EAAluminum
 E4ZE-GAAluminum



Carburetors:NumberManufacturerTransTypePrimary ThrottleSecondary ThrottlePrimary VenturiSecondary Venturi 
 E5PE-BMAFord/HolleyALL4-Bbl1.563"1.563"1.250"1.313" 
 E5ZE-GAFord/HolleyALL4-Bbl1.563"1.563"1.250"1.313" 




Notes:  
 Piston TypePiston notches 1 x .203", 1 x .228"
 Transmission5-9-07 Manual only
 Class LimitsAvailable with Manual transmission only



Power Factors:Stock Man S/S Man GT Man GTFwd Man 
Base Factors2181/1/242101/1/16222 222 
    w/Rep Heads: Canfield # 18350, AFR cylinder head 1399/165 or Edelbrock #602170  2153/21/142323/21/142323/21/14




Accepted Replacement Pistons for Stock Eliminator

   Effective 5/21/2023
Specs:     Comp Hgt-1.580"    Pin Dia-0.912"    Rings-5/64, 5/64, 3/16   
Distance to Top Ring-0.250"    Piston Min Weight-559g

Manufacturer Part Number
CP Pistons F14-CP
Ross 55773
Sealed Power 273AP
TRW L2482
Wiseco AW04721

Accepted Replacement Oil Pans for Stock Eliminator

Engine Group - Ford V8 Windsor           Effective 5/10/2022

Manufacturer Part Number
Canton 13-600 1979 & later Fox Body
Milodon 30725 79-up Fox body

Accepted Aftermarket Crankshafts

Manufacturer Part Number
Eagle 430230005090FD Ford SB 302
Callies UJE0BM-CS Ford SB 302

Accepted Replacement Blocks

Manufacturer Part Number
Ford M-6010-Boss302
Dart 31364175
Dart 31384175 289-302W 289-302W


Accepted Replacement Connecting Rods for Stock or S/S

    Effective 8/23/2023
Specs:     C/C Length- 5.090"    Min Weight- 560g    Journal Dia- 2.123"    Big End Dia- 2.239"    Pin Dia- 0.912"

Manufacturer Part Number C/C Length Wgt. Pin Dia.
CAT CRS-5090 5.090" 642g 0.912" 302/5.0L Ford
Childs & Albert 302-03 5.090" 617g 0.912" 302/5.0L Ford
Crower B93024 5.090" 560g 0.912" 302/5.0L Ford
Crower CR 5155 5.090" NA 0.912" 302/5.0L Ford
Crower SP91224 5.090" 560g 0.912" 302/5.0L Ford
Eagle CRS-5090F 5.090" 590g 0.912" 302/5.0L Ford
Manley 14121 5.090" 598g 0.912" 302/5.0L Ford
SCAT 2-IRC5090P 5.090" 564g 0.912" 302/5.0L Ford

Note the calculations for actual displacement the maximum actual compression ratio.


Would you like to see a list of all the cars where this engine is used? Click here:

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