BBC Manley Severe Duty Hollow Stem Intake Valves 2.250 12856H-8

BB Chevy, Hollow Stem Intake Valves, 2.250 Head Diameter, .3110 Stem Diameter, .250 Longer than Stock Height, Set of 8 Valves

$694.19

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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 Severe Duty BBC 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-428 Exhaust Material

NK-844 Intake Material

Chrome Stems and Hard Tips

Swirl Polished and Fully Machined

Notes: These .311” stem valves are ONLY available with Bead Loc® keeper grooves. Bead Loc® valve locks are REQUIRED.

Specifications

More Information
CNC Part Number	MAN-12856H-8
Price	$694.19
Manufacturer's Part Number	12856H-8
Brands	Manley
Part Types	Engine Valve
Departments	Parts
Vehicle Make	BB Chevy
Gram Weight	116
Installed Height	.250 Longer
Stem Diameter	0.3110 (5/16")
Tip Length	.250
Valve Head Diameter	2.250
Overall Valve Length	5.494
Valve Series	Severe Duty
Valve Type	Intake
Custom Notices	⚠ PROP 65 WARNING