Reher-Morrison 20º RM-20 BBC Cylinder Heads



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Product Description

DRM-20° BBC Cylinder Heads
Only Available from
Reher-Morrison Racing Engines



Convert your Big Block Chevy from a standard conventional cylinder head to a more POWERFUL DRM-20° cylinder head.  Reher-Morrison′s DRM-20° Cylinder Head Conversion Kits come complete with all of the necessary components required to convert your Big Block Chevy engine. From the ultimate performance people, come the ultimate 20° conventional cylinder head conversion kits. Now is the time to step up to the next level of performance!

The industry is buzzing about the new Dart 20° cylinder heads with the new Reher-Morison proprietary CNC port designs. These conventional heads produce the most power possible without having to go with spread port Big chief style heads. They put to rest the controversy of who has the better conventional head. No other conventional head can out power the DRM-20°! With air-flow and air speed, light years ahead of any other heads in its class, the DRM-20 supplies power gains of 80 hp to 100+hp!

SR20CombustionChamberThe RM 20 components include:

  • Reher-Morrison DRM 20° BBC Cylinder Heads
  • 1.650″ O.D. Triple Pacaloy Springs
  • 10° Manley Titanium Retainers
  • 10° Heat-Treated Comp Cams Valve Locks
  • 2.400″/1.800″ Custom Designed Titanium Valves
  • Variable valve sizes available for specific applications, 2.400″/1.800″ standard
  • 400+cfm @.500″/500cfm @.800″/510cfm @.900″/515cfm @1″
  • Flows more air per valve size than any other conventional cylinder head!
  • 96cc Chambers
  • Uses T&D or Jesel valve train
  • Proprietary RMRE CNC Porting. Multiple port programs to choose from
  • Super fast air speed for throttle response when using a throttle stop
  • Heat Treated Lash Caps
  • Reher-Morrison Spec Pushrods
  • Reher-Morrison ported Super Victor-2
  • Reher-Morrison Custom Gas Ported Forged Pistons
  • Piston Oil Rail Supports
  • Reher-Morrison/Total Seal Custom Spec Piston Ring Set
  • Tool Steel Piston Wrist Pins
  • ARP 12 Point Cylinder Head Stud Kit
  • Reher-Morrison 1/2″ CNC Reversion Plate
  • Reher-Morrison Matching 1″ CNC Carburetor Spacer
  • Carburetor Studs
  • Intake Bolts
  • Intake Manifold Gaskets
  • Valve Cover Gaskets


Matching Pistons Available!
For More Information
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