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World Products 042660-1 - World Products S/R Torquer Cylinder Heads

  • Cylinder Head, S/R Torquer, Cast Iron, Assembled, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each
  • Application Specific
  • Estimated Ship Date: 6/8/2012
 
BrandWorld Products
Manufacturer's Part Number042660-1
Part TypeCylinder Heads
Product LineWorld Products S/R Torquer Cylinder Heads
Summit Racing Part NumberWRL-042660-1
 
Cylinder Head StyleAssembled
Cylinder Head MaterialCast iron
Cylinder Head FinishNatural
Combustion Chamber Volume (cc)67
CNC-Machined Combustion ChamberNo
Intake Runner Volume (cc)170cc
CNC-Machined Intake RunnerNo
CNC-Machined Exhaust RunnerNo
Intake Port LocationStandard
Exhaust Port ShapeSquare
Exhaust Port LocationStandard
Spark Plug StyleStraight
Intake Valves IncludedYes
Intake Valve Diameter (in)2.020 in.
Exhaust Valves IncludedYes
Exhaust Valve Diameter (in)1.600 in.
Valve Springs IncludedYes
Maximum Valve Lift (in)0.560 in.
Outside Diameter of Outer Spring (in)1.250 in.
Damper Spring IncludedNo
Number of Springs Per ValveSingle
Retainers IncludedYes
Retainer MaterialChromoly steel
Locks IncludedYes
Lock Style7 degree
Valve Stem Seals IncludedYes
Valve Stem Seal StyleRing and Band
Rocker Arm Studs IncludedYes
Rocker Arm Nut Thread Size3/8-24 in.
Rocker Arms IncludedNo
Rocker Arm Nuts IncludedNo
Guideplates IncludedNo
Valve Cover Mounting StyleCenter and perimeter bolt
Accessory Bolt Holes DrilledYes
Valve Guides IncludedYes
Valve Guide MaterialCast iron
Valve Seats MachinedYes
Valve Seat Machine Style3-angle
Valve Seat MaterialSteel
Steam Holes DrilledNo
Oiling StyleThrough pushrod
Machined for O-RingNo
Heat CrossoverNo
QuantitySold individually.
NotesDesigned for hydraulic camshafts.
CalculatorCompression Calculator
 

Bolt on a set of affordable World Products S/R Torquer heads and add some serious muscle to your small block Chevy--up to 30 horses over stock, according to World Products. These cast iron heads feature power-building 170cc intake runners, dual-pattern raised, leak free valve cover rails, screw-in rocker arm studs, 2.02 in. intake/1.60 in. exhaust valves, umbrella valve seals, 1.250 in. valve springs, and 7 degree retainers and locks.

Warranty

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