SKU: DRP-SBC200-A-HFT-FV

*Pair* 500HP + Cylinder Heads Fits Small Block Chevy 350, ASSEMBLED for HYDRAULIC FLAT TAPPET - Angle Plug SBC.

Fitted with Ferrea Valves & Streetline PAC Springs.

$2,311.83

IN STOCK  FREE SHIPPING

Description

The best high performance Small Block Chevy 350 Aluminium Cylinder Heads.

These are assembled for HYDRAULIC FLAT TAPPET & includes:

      °DRP Cylinder Heads - Hand assembled by Total Performance using Comp Cams hardware and Ferrea Valves & PAC Valve Springs. (hand built in Melbourne)

      °DRP Valve Springs by PAC Racing - Streetline Series (Dual) inners can be left out for cam break in - just ask. 

      °Comp Cams - Retainers, Locks, Spring Seats, Seals.

      °Ferrea - 5000 Series valves

Please allow 2 days to assemble the heads. * If you need these sooner, just ask. 

500HP and 460ft/lb of Torque from a 350 Small Block Chev*

Wow of a price for such a great Horsepower and Torque!!

*Dyno results are from a 350 Chev with a Solid Flat Tappet.

These heads flow 530hp @ 0.550" lift

  • Chev 23° DRP-200A Aluminium Cylinder heads
  • Angle Spark Plug - fits Ram Horn manifolds - see photo. 
  • High Torque/Velocity 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

Flow Figures*:          

Lift          Intake          Exhaust

200          145             106

300          192             135

400          232             160

450          242             168   503hp

500          250             178   

550          257             179   530hp

600          261             181   537hp

650          260             187   

700          255             190

* Flown on a Superflow 600 with a 4.030" Bore and a 30° back cut to the intake valve.

* Results will vary depending on your build and combination of other items. 

This Dyno test was carried out with a Solid Flat Tappet Camshaft,255/256 Duration and 0.540/0.534" valve lift with a 106 LSA. 1 3/4 Headers, Electrical Water pump, Edelbrock Victor Jnr Single plane intake (we feel you will achieve similar results with an air gap dual plane. 11:1 Compression with a domed Piston. 34°

Specifications

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

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