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$1,243.99
RHS 11011-03 Pro Action BBC 24 Degree 320cc Solid Roller Cylinder Head
RHS 11011-03 Pro Action BBC 24 Degree 320cc Solid Roller Cylinder Head

RHS 11011-03 Pro Action BBC 24 Degree 320cc Solid Roller Cylinder Head

396 Chevy Big Block V8, 402 Chevy Big Block V8, 427 Chevy Big Block V8, 454 Chevy Big Block V8

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RHS 11011-03 Pro Action BBC 24 Degree 320cc Solid Roller Cylinder Head
RHS 11011-03 Pro Action BBC 24 Degree 320cc Solid Roller Cylinder Head
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We estimate this item will ship on or before August 17th.
Part # 5901101103
$1,243.99
each
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Important Messages:

  • This item ships directly from the manufacturer. It may take an additional 3 business days for Racing Head Service to ship this item.
  • Get FREE shipping when your order includes this item and exceeds $99! Ground shipping only in the contiguous US.
  • This item ships via Ground Shipping only. Expedited and Air shipping options are not available.

Details

Cylinder Head Style:
Assembled
Material Type:
Aluminum
Finish:
Natural
Combustion Chamber Volume:
119cc
Intake Runner Volume:
320cc
Exhaust Runner Volume:
135cc
Combustion Chamber Volume Range:
110cc - 119cc
Intake Runner Volume Range:
320cc - 329cc
Exhaust Runner Volume Range:
130cc - 139cc
CNC-Machined Runners:
No
CNC-Machined Combustion Chamber:
No
Spark Plug Style:
Angle
Intake Port Shape:
Rectangle
Intake Port Location:
Standard
Exhaust Port Shape:
Rectangle
Exhaust Port Location:
Raised
Intake Valve Diameter:
2.25"
Intake Valves Included:
Yes
Intake Valve Angle:
24
Exhaust Valve Diameter:
1.88"
Exhaust Valves Included:
Yes
Exhaust Valve Angle:
15
Valve Spring Included:
Yes
Spring Diameter:
1.65"
Damper Spring Included:
Yes
Number of Springs Per Valve:
Dual
Maximum Lift:
0.75"
Machined for O-Ring:
No
Valve Seat Machine Style:
4-angle intake/3-angle exhaust
Valve Seats Machined:
Yes
Valve Seat Material:
Steel tungsten alloy
Valve Stem Seals Included:
Yes
Valve Guides Included:
Yes
Valve Guide Material:
Bronze
Locks Included:
Yes
Lock Style:
10 Degree
Retainers Included:
Yes
Retainer Material:
Titanium
Guideplates Included:
Yes
Guideplate Pushrod Size:
0.375"
Rocker Arms Included:
No
Rocker Arm Studs Included:
Yes
Rocker Arm Nuts Included:
No
Oiling Style:
Through Pushrod
Heat Crossover:
No
Steam Holes Drilled:
No
Accessory Bolt Holes Drilled:
Yes
Sold in Quantity:
Each
MFG. Part #:
11011-03
GTIN Code:
036584203957

Info

  • Fully Assembled w/ COMP Cams Components For Solid Roller Cams Up To .750" Lift

  • 320cc Intake Runners & 119cc Chambers

  • 2.250" IN. & 1.880" EX. Valve Sizes

  • Angled Spark Plug Holes

  • Single Aluminum Head

Pro Action Big Block Chevy Aluminum Heads

First-rate performance, progressive engineering and unmatched quality are the foundations of the Pro Action head series, and the RHS BBC heads feature all of them and more. Capable of making up to 1000 horsepower, Pro Action BBC Cylinder Heads provide you with more features, better flow numbers and superior "as cast" finished quality. Fully assembled and a tremendous performer for Big Block Chevy street, drag race and powerboat applications.

  • Patented Clean Cast Technology provides superior port-to-chamber transitions & optimal airflow efficiency

  • Hardened multi-angle intake & radiused exhaust valve seats are utilized to outflow the competition by up to 5%

  • Refined water jacket design improves thermal conductivity & extra-thick deck faces allow angle milling for compression

  • Premium Bronze valve guides for superior heat dissipation & longer life

  • 320cc Intake Runner and 119cc Combustion Chamber

  • Lightweight aluminum construction

Some parts are not legal for use in California or other states with similar laws/regulations

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