042670-1 - World Products - S/R Torquer 23 Degree SBC Iron Head - 170cc Intake Port, 76cc Chamber, 2.020/1.600 Intake/Exhaust Valves, Straight Plugs, Assembly w/1.250? valve springs for hydraulic flat tappet cams
Part #WPI042670-1
EACH
Available
World’s SR Torquer provides up to 30HP over stock heads. These heads are designed with extra-thick decks and walls for improved reliability as well as equipped with hardened steel exhaust seats that are compatible with today’s unleaded gasolines. They are machined for screw-in rocker arm studs for extra durability. They feature a a larger 2.02 Intake Valve and a 1.60 Exhaust Valve.
WARNING: May Cause Cancer and Reproductive Harm -
www.P65Warnings.ca.gov
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Brand:
- World Products
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Category:
- S/R Torquer
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Chamber Volume:
- 76cc
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Make:
- Chevrolet
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Material:
- Iron
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Notes:
- Requires pushrod guide plates / For hydraulic flat tappet cams
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Runner Volume:
- 170cc
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Spark Plug:
- Straight
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Valve Head Diameter:
- 2.020/1.600
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Valve Spring:
- 1.250
Assembly components listed below are subject to change without notice.
Cylinder Head: 042670
Intake Valves: 2105
Exhaust Valves: 2003
Valve Springs: 3000
Retainers: 501S
Valve Locks: 205
Valve Seals: OS450-100
May contain valve spring shims.
Cylinder Head: 042670
Intake Valves: 2105
Exhaust Valves: 2003
Valve Springs: 3000
Retainers: 501S
Valve Locks: 205
Valve Seals: OS450-100
May contain valve spring shims.
