SKU: DRP-SBC200-A

SBC Small Block Chevy Cylinder heads 196cc 23° 64cc Alloy Angle Plug Bare Pair

ANGLE PLUG - BARE PAIR

$1,034.00

or 4 payments of $258.50 with Info

In Stock

Description

 DETROIT RACING PRODUCTS Cylinder heads. 

Sold as a BARE pair.  
  • Chev 23° DRP-200A Aluminium Cylinder heads
  • Angle Spark Plug - fits Ram Horn manifolds - see photo. 
  • High Torque inlet runners that flow 500hp @ .450" lift
  • 196cc Intake runner volume + 75cc Exhaust
  • 64cc Chamber size (these heads can be milled down to 60cc)
  • Crisp throttle response. 
  • Internal Cast Quality + Thick ( Super Smooth Water Jackets for maximum flow - see our photos of the internal casting) 
  • Optimal Spark Plug position. The copies dont have this location. 
  • Premium Bronze Valve Guides. 0.570" OD 
  • Use Valve Stem Steals: Comp Viton: 518-16   Teflon: 503-16
  • Guide Seal Size 0.530" x 11/32
  • Hard 355-T6 Aluminium - Race Quality.
  • 3 Angle Valve Seats
  • Intake Valve size: 2.02" 
  • Exhaust Valve size: 1.60"
  • Recommended Spark Plugs: 750 reach gasketed 5/8 hex. NGK-BCPR7ES
  • Recommended Intake Gaskets: Felpro 1205 std Port or Felpro 1206 for Ported
  • Recommended Adjustable Guide Plates: Comp Cams 4835-8 & DRP-4835-8
  • Valves needed: Intake: 2.020" x 5.011" Long x 11/32" stem.
  • Valves needed: Exhaust: 1.600" x 5.011" long x 11/32" Stem.
  • Intake Valves: Ferrea F5027-8 & DRP-5027-8
  • Exhaust Valves: Ferrea F5025-8 & DRP-5025-8
  • Temp Sender Size: 3/8" NPT
 
These heads flow 500hp @ 0.450" lift
 
Flow Figures*:         
 
Lift          Intake          Exhaust
200          145             106
300          192             135
400          232             160
450          242             168   
500          242             178   
550          242             179   
600          244             181
650          244             187   
700          245             190
* Flown on a Superflow 600 with a 4.030" Bore and a 30° back cut to the intake valve. 
 
We have dyno run these heads (out of the box) on a 350 Chev, 750dp carb, Edelbrock VJ, Long tube headers, our custom solid flat tappet Cam in the 250° range and produced an excellent 500HP and 470ft/lbs of Torque! Watch our post on facebook OR Youtube and see the Dyno Sheet in the photos.

350 CHEV DYNO RUN - 500HP  https://www.youtube.com/watch?v=vpwIgJIN5X8

383 CHEV DYNO RUN - LOW COMP 95 OCTANE  https://www.youtube.com/watch?v=iAEie9M4fz8

 
*Output will be determined by your combination and quality of the motor build. 
          
We can assemble using Ferrea Valves and Comp Cams Hardware. 

 

Have confidence and pride these are quality items Hand Assembled right here in Melbourne Australia.

Exceptional Quality for a Wow factor of a price! 

*See the photo of the internal cast quality. We cut a cylinder head in half to verify the thickness and quality. These castings are exceptional quality

These Cylinder heads flow and work like you wont believe. Best Bang for your Buck! 

Dont waste your time or money on rebuilding old Cast Iron units - upgrade now. Forget the headaches, poor valve seats and crack testing woes.

We do offer Complete assemblies, valves, springs, retainers to suit your application, see our other listings for various assemblies to suit your camshaft. We have 4 Stages - 1 through to 4. We use Stainless Steel Valves and Comp Cams hardware. 

 

 
 

Specifications

SKU DRP-SBC200-A
Brand DRP
Unit Of Measure ea
Warranty Manufacturers Warranty

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