CHEVY RHS 427ci BOOSTED COMPLETE ENGINE

CHEVY RHS 427ci BOOSTED COMPLETE ENGINE

Call 1-800-591-9171 for Custom Pricing

The 427ci RHS Boosted engine was built for customers that are looking to run 20-30 psi of boost and 1000hp +

Compression Ratio: 9.5:1
Operating Range: 2500 – 6700rpm
Required Fuel: 91+ Octane Pump Gasoline

BLOCK SPECIFICATIONS

Block:

  • RHS Aluminum Block
  • Zero Decked
  • Bored 4.125”
  • Honed with Torque Plates and Pressure Washed
  • New Durabond Cam Bearings Installed
  • Line Honed
  • ARP Main Studs


Pistons:

  • Wiseco Forged Pistons, tool steel wrist pins

Bearings:

  • Clevite H-Series Main and Rod Bearings


Lifters:

  • Comp Cams Custom Hydraulic Roller


Covers:

  • GM Oil Pan (Corvette, Camaro, GTO or Truck)
  • GM Timing Cover
  • GM Rear Cover
  • GM Lifter Valley Cover
  • GM Valve Covers


Damper:

  • Powerbond SFI
  • ARP Damper Bolt


Crank:

  • Callies Dragon Slayer 4340 Forged Steel
  • 4.000” stroke
  • Internally Balanced Front and Rear


Rods:

  • Callies 4340 Ultra Forged I-Beam
  • 6.125” Length
  • ARP 2000 Rod Bolts


Rings:

  • Stainless Steel Rings Gapped for Boost


Camshaft:

  • Comp Cams Hydraulic Roller


Timing Sets:

  • Cloyes Billet Roller Hex Adjust Z-Chain


Oil Delivery:

  • Melling Performance
  • GM Pick Up Tube
  • GM Windage Tray


Gaskets:

  • GM MLS Head Gaskets .051”
  • GM Cover Gaskets

CYLINDER HEAD SPECIFICATIONS

Type:

  • Trick Fow LS7 Aluminum CNC Ported 6-Bolt
  • Three angle performance valve job


Intake Valves:

  • Stainless Steel 2.20”


Exhaust Valves:

  • Extreme Duty Inconel Stainless Steel 1.6”


Head Bolts: 

  • ARP Performance Heads Studs 6-bolt 


Intake System:

  • Fast LSxR 102mm LS7 Intake
  • 102mm Nick Williams Billet Throttle Body
  • 80-120lb Uscar Fuel Injectors

Combustion Chamber:

  • 70cc


Flow:

  • 365CFM @ .650” Lift

 

Spring Kit:

  • Polished Double Valve Spring
  • Titanium Retainers and Hardened Locks

 

Rocker Arms:

  • GM Factory 1.8 Ratio, Comp Cam Trunion Upgrade

 

Pushrods:

  • Smith Brothers 3/8 .083” Wall Hardened

 

Ignition System:

  • MSD 8.5mm Plug Wires
  • Autolite Racing Spark Plugs

 

Dyno Test Service:

  • Run Engine for Full Break In and Power Test
  • 2 Oil Changes using Joe Gibbs Break In Oil
  • Graphs Listing HP, Torque and all Engine Vitals

 


We are able to build your engine to match just about any specs you desire, so if you do not see it just ask us! Each Golen Engine comes standard with a three year no mileage limit warranty to keep you confident and covered. When you purchase one of our LS HP or Hot Rod Series Street Engines you will receive a full spec sheet listing the exact components your engine was built with. We will also provide you with a complete Set Up Guide as well as full phone tech support to aid you with the installation process. It is mandatory for you to contact Golen Engine Tech Support before starting your engine for the first time and you can reach our Tech Support Line at 1-800-591-9171 ext 2. Each Golen Engine Performance Street Engine comes standard with a “Three Year no Mileage Limit Warranty” to keep you confident and covered! Feel free to contact us anytime for help choosing the perfect performance engine combination!!

Get 6 Months to Pay With Blispay

Feel free to call our sales dept to discuss your project today at 1-800-591-9171 

or contact us by email.

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