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2017+ Dodge Challenger R/T Hooker Headers Blackheart Catback Exhaust System
2017+ Dodge Challenger R/T Hooker Headers Blackheart Catback Exhaust System
$1,112.95
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LS Series PRC 237cc CNC Ported Cylinder Heads (4.00" Bore/370 cubic inch)
[199-PRC237]


$2,399.99
   Manufacturer:Texas Speed & Performance
   Description:Precision Race Components all new cylinder head castings completed with 237cc runners. For 370 cubic inch and larger applications with 4.00"+ bore sizing.

Features:

  • 237cc Fully CNC Ported Intake Runners
  • 84cc Fully CNC Ported Exhaust Runners
  • PRC Spring Kit Rated To .675" Lift
  • 68cc CNC Machined Chambers
  • 2.100" Intake / 1.600" Stainless Valves
  • Factory Rocker Friendly!!

The all new 237cc cylinder head is finally available for customers looking for the pinnacle of LS cathedral port performance. The new 237cc port has been flow bench tested to flow over 330cfm & can support everything from smaller camshaft street engines all the way to all our race engines. This cylinder head is a combination of a max effort high flowing port combined.

Flow Data

4.00" Flow Plate - No Exhaust Pipe

LIFT INTAKE FLOW EXHAUST FLOW
.100" 66 CFM 57 CFM
.200" 147 CFM 117 CFM
.300" 225 CFM 170 CFM
.400" 284 CFM 206 CFM
.500" 325 CFM 227 CFM
.600" 334 CFM 235 CFM
.650" 339 CFM 241 CFM

*All aftermarket cylinder heads feature bronze guides. Stock rocker arms will cause increased guide wear in applications over .600" lift. Roller rockers can help to reduce this wear.

   Available Options: Valve Springs:
Valve Type:
Valve Guide Material:
Chamber Size:
This product was added to our catalog on Tuesday 14 January, 2014.
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