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World Products S/R Torquer Cylinder Heads 042660-1

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Cylinder Head, S/R Torquer, Cast Iron, Assembled, 67cc Chamber, 170cc Intake, Chevy, 302, 327, 350, 400, Each

Estimated Ship Date: 1/19/2015 (if ordered today) Would you rather pick it up? Select Location

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  • Order this item and get free delivery and handling on your entire order! Offer excludes truck freight fees. Valid on orders shipped in the contiguous United States.

Brand: World Products

Manufacturer's Part Number: 042660-1

Part Type: Cylinder Heads

Product Line: World Products S/R Torquer Cylinder Heads

Summit Racing Part Number: WRL-042660-1

Cylinder Head Style: Assembled

Cylinder Head Material: Cast iron

Cylinder Head Finish: Natural

Combustion Chamber Volume (cc): 67

CNC-Machined Combustion Chamber: No

Intake Runner Volume (cc): 170cc

CNC-Machined Intake Runner: No

CNC-Machined Exhaust Runner: No

Intake Port Location: Standard

Exhaust Port Shape: Square

Exhaust Port Location: Standard

Spark Plug Style: Straight

Intake Valves Included: Yes

Intake Valve Diameter (in): 2.020 in.

Exhaust Valves Included: Yes

Exhaust Valve Diameter (in): 1.600 in.

Valve Springs Included: Yes

Maximum Valve Lift (in): 0.560 in.

Outside Diameter of Outer Spring (in): 1.250 in.

Damper Spring Included: Yes

Number of Springs Per Valve: Single

Retainers Included: Yes

Retainer Material: Chromoly steel

Locks Included: Yes

Lock Style: 7 degree

Valve Stem Seals Included: Yes

Valve Stem Seal Style: Positive stop

Rocker Arm Studs Included: Yes

Rocker Arm Nut Thread Size: 3/8-24 in.

Rocker Arms Included: No

Rocker Arm Nuts Included: No

Guideplates Included: No

Valve Cover Mounting Style: Center and perimeter bolt

Accessory Bolt Holes Drilled: Yes

Valve Guides Included: Yes

Valve Guide Material: Cast iron

Valve Seats Machined: Yes

Valve Seat Machine Style: 3-angle

Valve Seat Material: Steel

Steam Holes Drilled: No

Oiling Style: Through pushrod

Machined for O-Ring: No

Heat Crossover: No

Quantity: Sold individually.

Notes: Designed for hydraulic camshafts.

In-Store Pickup: Choose In-store pick-up (OH, GA, NV) on our web site.

Calculator Compression 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
* 7 degree retainers and locks

Warranty

Some parts are not legal for sale or use in California on any pollution-controlled motor vehicles

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