SBC Manley Extreme Duty Exhaust Valves 1.625 11721-8

SB Chevy, Exhaust Valves, 1.625 Head Diameter, .3415 Stem Diameter, .300 Longer than Stock Height, Set of 8 Valves.

$514.08

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⚠ PROP 65 WARNING

⚠ WARNING: This product can expose you to chemicals, which are known to the State of California to cause cancer. Please contact us to obtain a list of harmful chemicals. For more information, go to www.P65Warnings.ca.gov.

Description

Manley Performance is known as the leading manufacturer of performance and racing valves. The reason for their success is quality. Manley Extreme Duty SBC series performance valves are a great choice for your bracket, oval track, or high performance street engine. All valves are made from stainless steel with chrome stems and hardened valve tips. In addition to being made from high-quality materials, Race series valves are swirl polished and fully machined.

XH-432 XtremeAlloy Material

Chrome Stems and Hard Tips

Swirl Polished and Fully Machined

Specifications

More Information
CNC Part Number	MAN-11721-8
Price	$514.08
Manufacturer's Part Number	11721-8
Brands	Manley
Part Types	Engine Valve
Departments	Parts
Vehicle Make	SB Chevy
Gram Weight	112
Installed Height	.300 Longer
Stem Diameter	0.3415m
Tip Length	.290
Valve Head Diameter	1.625
Overall Valve Length	5.265
Valve Series	Extreme Duty
Valve Type	Exhaust
Custom Notices	⚠ PROP 65 WARNING