Vehicle Fitment

Make	Model	Year
Chevy	Low Cab Forward	2016-2018
Isuzu	N-Series	2007-2012

Product Details

Pro Action Bare Cylinder Head (54240-06) by RHS®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect fit for a hassle free installation, this reliable product can help you get you vehicle back on the road faster and easier.

Notes

Minimum 4.00" bore.

Specifications

Combustion Chamber Volume: 65cc

Intake Runner Volume: 210cc

Intake Port Shape: Cathedral

Intake Valve Diameter: 2.000"

Exhaust Valve Diameter: 1.550"

Maximum Valve Lift: 0.570"

Outside Diameter of Outer Spring:n1.077"/1.282"

Number of Springs Per Valve: Single

Retainer Material: Chromoly steel

Accessory Bolt Holes Drilled: Yes

Intake Valve Angle: 15

Exhaust Valve Angle: 15

Valve Guide Material: Manganese bronze

Includes

Cylinder Head
Valve Springs
Retainers
Valve Guides

Features

Same architecture as factory head - all stock components will fit without issue
Factory correct intake manifold alignment slots avoid power robbing misalignment
Manufactured with premium materials and machined to industry's tightest tolerances
Clean Cast Technology eliminates casting laws and promotes a smoother internal surface finish for greater air and coolant flow
Dual seat spark plug pocket design allows both factory style tapered seat spark plugs and flat seat style pluggs in wider heat ranges

Racing Head Service™ the legendary innovator of airflow technology offers the ultimate in cylinder head, engine block and intake manifold performance. Utilizing the resources of the industry leading COMP Performance Group™ engineering and development team and the most sophisticated engine technology in the performance aftermarket, RHS® has re-established itself as a leader in airflow design.

Brand:

RHS

Part Number:

54240-06

UPC:

036584405733

Alternate MPN:

5424006

Warranty

Racing Head Service warrants that all of its products are free from defects in material and workmanship, for a period of one year. The warranty period begins from the date of purchase. RHS recommends that you keep your invoice or receipt because proof of purchase date is required. This limited warranty shall only cover the original purchaser.

The warranty does not include the following:

Any product that has been physically altered, improperly installed, or maintained
Any product used in an improper application, abused or not used in connection with the proper parts
Any product that is defective due to neglect, unauthorized repair, or as the result of an accident

There is no implied warranty of merchantability or fitness for a particular purpose. The RHS obligation under this warranty is limited to the repair or replacement of its products. There are no warranties that extend beyond the description on the face of this warranty. RHS will not be responsible for incidental, consequential, indirect, special or exemplary damages or any third-party claims or property damage or personal damages resulting from use of its products. If there is by law an implied warranty of merchantability and/or fi tness, it is limited to the warranty terms set forth above.

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RHS® 54240-06 - Pro Action Bare Cylinder Head

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