PAIR SBC Small Block Chev 350 Cylinder heads by DRP 196cc 23°+64cc Alloy STRAIGHT Plug
STRAIGHT PLUG
Description
DRP SBC Chevy 350 Cylinder Heads STRAIGHT PLUG
Bare - No Parts
Brand New Pair of genuine DETROIT RACING PRODUCTS Cylinder heads.
Sold as a BARE pair.
*Please note there are copies of these cylinder heads. We offer the Genuine DRP branded heads, look for the machined logo on the end of the heads and the contoured intake port around the valve guide boss. Super nice.
- Chev 23° DRP-200A Aluminium Cylinder heads
- STRAIGHT Spark Plug
- Port Shape, 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
- 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 Guide Plates: Comp Cams 4835-8
- Valves needed: Intake: 2.020" x 5.011" Long x 11/32" stem. Comp Part 6001-8
- Valves needed: Exhaust: 1.600" x 5.011" long x 11/32" Stem. Comp Part 6002-8
These heads flow 530hp @ 0.550" lift
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.
We can supply assembled to suit:
- Hydraulic Flat Tappet
- Solid Flat Tappet
- Hydraulic Roller
- Using Ferrea Valves and Comp Cams Hardware.
- Message us with your cam specifications so we can match the springs.
- See our other listing for a Assembled Heads and Valves.
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.
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.
Specifications
| SKU | DRP-SBC200-S |
| Brand | DRP |
| Unit Of Measure | ea |
| Warranty | Manufacturers Warranty |
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