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Kingman Speed®  |  SKU: KING-12565308

Kingman Speed® (99-13) Silverado/Sierra/Suburban/Tahoe Engine Valvetrain Overhaul Kit

£263.00
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Description

COMPATIBLE: (4.8L/5.3L/6.0L)

1999 - 2013 CADILLAC ESCALADE

2001 - 2013 CHEVROLET AVALANCHE

1999 - 2013 CHEVROLET SILVERADO 1500 

2003 - 2006 CHEVROLET SSR

1999 - 2013 GMC SIERRA 1500 

2001 - 2013 CHEVROLET TRAILBLAZER

2003 - 2009 CHEVROLET EXPRESS

1999 - 2013 CHEVROLET SUBURBAN 

1999 - 2013 CHEVROLET TAHOE

2003 - 2009 HUMMER H2

2006 - 2010 HUMMER H3

1999 - 2013 GMC YUKON

1999 - 2013 GMC YUKON XL

2005 - 2006 PONTIAC GTO

2008 PONTIAC G8

2008 - 2009 SAAB 9-7X AERO

THIS KIT DELETES THE FACTORY AFM/DOD FEATURES

GM part number 12565308 is a factory LS6 hydraulic roller camshaft. It was originally equipped in the 2001–2004 Chevrolet Corvette Z06 and 2004–2005 Cadillac CTS-V, and is highly popular as a mild, street-friendly upgrade for various 5.7L and 6.0L GM LS-series engines.

Core Specifications

Cam Style: Hydraulic roller, OE roller

Intake Duration @ 0.050": 204°

Exhaust Duration @ 0.050": 218°

Valve Lift (Intake/Exhaust): 0.550" / 0.550"

Lobe Separation Angle (LSA): 117.5°
Applications & Use Case

OE Replacement: Used as a direct factory replacement for the 405-horsepower LS6 engine.

Performance Upgrade: It is widely used as a budget-friendly, mild upgrade in other LS-based engines (such as the LS1, LQ4, and LQ9). It offers excellent drivability, a stock idle sound, and a strong, wide torque curve without sacrificing low-end power.

VEHICLE FITMENT
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