SPEIER RACING HEADS "ECONO" PORTED CHAMBER. 

THE ENTIRE PRO-FILER LINE IS AVAILABLE!!

100% AMERICAN made in Ohio,  HERE

speierracingheads@gmail.com

Typical flow curve 210cc 2.08/1.600

(Flowed with REV CL Series Valve, exhaust NO PIPE)

Lift/Inch Press INT EXH
0.200 28 144 101
0.300 28 206 144
0.400 28 253 175
0.500 28 287 194
0.600 28 293 205
0.700 28 296 213
0.800 28 298 219

 

Typical flow curve 195cc 2.05/1.600

(Flowed with REV CL Series Valve, exhaust NO PIPE)

Lift/Inch Press INT EXH
0.200 28 145 101
0.300 28 205 144
0.400 28 255 175
0.500 28 278 194
0.600 28 281 205
0.700 28 282 213
0.800 28 283 219

 

I'm starting to get many success stories back from heads in service.

  Here is one example: HERE and  HERE

SBC "STREET" Pro-Filer 23º 195cc or 210cc

Packages includes, 2.055/1.600  valves, HYD .630 max lift springs, Moly retainers.  Econo ported by Speier Racing Heads.  These heads are an excellent choice for a FAST STREET type engine. 5 angle anti reversion intake seat, 7/16 studs and 5/16 guide plates.  550+ hp is capable with this cylinder head! (depending on build)

Complete Heads $1,295
Complete Econo Ported $1,495
Package Upgrades Add:
RACE PACKAGE* $275
Probe Shaft Rockers  $555

Jesel Sportsman Rockers 

$870

*RACE PACKAGE includes Competition Valves, Roller Springs, and Titanium Coated Retainers.

Technical Details

Material: A356 Primary Ingot Aluminum
Valve Angle: 23 Degree (Intake)
Bore Spacing: Standard SBC
Intake Port Volume: 195 cc or 210cc
Combustion Chamber: 64cc
Exhaust Valve Diameter: 1.600
Intake Port Flow: 295 cfm@ .700 with 2.055 valve
Intake Valve Diameter: 2.02, 2.055 or 2.080
Deck Thickness: 1/2" Deck for Nitrous or Blown Applications
Spark Plugs: Angled .750 Reach, Gasketed (NGK R5671A-7 or colder)
Valve Train: Standard or Shaft Mounted
Valve Guides: Bronze Alloy (standard)
Spring Pocket: 1.625 OD Maxiumum
Valve Springs: Up to 1.600" Dia
Valve Seats: Ductile Steel (standard)
Valve Length: 4.890 - 5.115 (depending on spring size)

Product Accessory Details

Intake Manifold: Aluminum Single or Dual Plane
Intake Gaskets: Use Fel-Pro 1206 or Mr. Gasket 5812
Exhaust Gaskets: Use Fel-Pro 1406
Valve Covers: Center or Rail Bolt SBC
Pistons: Most 23 Degree Aftermarket
Rocker Systems: Standard
Head Bolts / Studs: Stock Head Bolts or ARP #134-3601, Head Studs - ARP 134-4001 or 234-4301 (12pt)
Push Rod Length: Stock Length = 7.800 to +.100 (should be measured as needed)
Push Rod Guide Plate: Uses Standard SBC 60/40 split guide plates
Stud Girdle: Can use any 60/40 girdle
Block Use: Any SBC Block (Iron or Aluminum)

Product Recommendations for Optimum Performance

Intake Manifold: Any Dual or Single Plane Intake Manifold
Bore Size: Optimized for 4.030 bore
Pistons: Most Aftermarket
Rocker Systems: Shaft Mounted: Probe Industries or Jesel or T&D (both available from SRHM)
Nitrous Systems: Nitrous Express
Valves: REV or Victory Titanium or REV Stainless Steel

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