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RHS Intake and Cam Package, LS Cathederal, Stage 1 N/A (10902N1)

Part No.
10902N1
Type
Engine Top End Kit
036584403906
$1,348.16
$1,497.95

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In Stock

Compatibility

Platform
LS/LT
Vehicle-specific fitment
Review application details below
Need help?
Confirm fitment with us before ordering — (714) 202-7886

We list the engine platform a part is built for. That is not year-and-trim application data, so it does not confirm a fit on your specific vehicle.

  • Est. install labor: 13.0 hrs — $1,625 at $125/hr. Pick Install at HRC and a 20% labor deposit ($325) is due at checkout; the balance is due at completion.
  • An estimate for a stock vehicle, not a quote — we confirm it in writing when you book, before any labor is authorized. Seized hardware, prior modifications, diagnosis and machine work are quoted separately; tuning is arranged through our tuning partner. Questions: (714) 202-7886.
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RHS Induction Packages maximize horsepower and torque gains for your GM LS1 Cathedral Port engine. Including our high quality black anodized sheet metal intake, fuel rails along with custom COMP Cams camshaft and beehive valve spring kit, these kits remove all the guesswork, delivering serious gains without the hassle.

  • Stage 2 available under 10902N2.
Part TypeEngine Top End Kit
Camshaft IncludedYes
Intake Duration at .050" Lift218
Exhaust Duration at .050" Lift222
Intake Advertised Duration272
Exhaust Advertised Duration278
Valve Lift with Factory Rocker Arm Ratio.541/.541
Intake Manifold IncludedYes
Fuel Delivery StyleMulitport - MPI
Intake MaterialAluminum
Intake FinishTextured Black Anodize
Intake StyleFabricated Sheet Metal
Intake Manifold NameRHS Sheet Metal Intake
Throttle Bolt Style (3 or 4 Bolt)4
Timing Chain and Gears IncludedNo
Lifters IncludedNo
Gaskets IncludedYes
Valve Springs IncludedNo
Retainers IncludedNo
Locks IncludedNo
Valve Stem Seals IncludedNo
Rocker Arms Included:No
Rocker Arm Studs IncludedNo
Rocker Arm Nuts IncludedNo
Guideplates IncludedNo
Pushrods IncludedNo
Valve Covers IncludedNo
Fuel Rails IncludedYes
Maximum Valve Lift0.541
Injectors IncludedNo
Required Injector Size/Footprint (LS1/LS3/LS2)LS1
Weight42.2 lb
UPC036584403906
Country of OriginUSA

Verified fitment · 425 applications

  • Buick Rainier 5.3L (2004)
  • Cadillac Escalade 5.3L (2002–2005)
  • Cadillac Escalade 6.0L (2002–2013)
  • Cadillac Escalade ESV 6.0L (2003–2006)
  • Cadillac Escalade EXT 6.0L (2002–2006)
  • Chevrolet Avalanche 1500 5.3L (2002–2006)
  • Chevrolet Avalanche 5.3L (2007–2013)
  • Chevrolet Avalanche 6.0L (2007–2009)
  • Chevrolet Cheyenne 5.3L (2007–2016)
  • Chevrolet Colorado 5.3L (2009–2012)
  • Chevrolet Corvette 6.0L (2005–2007)
  • Chevrolet Express 1500 5.3L (2003–2014)
  • Chevrolet Express 2500 4.8L (2010–2017)
  • Chevrolet Express 2500 5.3L (2003–2005)
  • Chevrolet Express 2500 6.0L (2011–2020)
  • Chevrolet Express 3500 4.8L (2010–2017)
  • Chevrolet Express 3500 6.0L (2011–2020)
  • Chevrolet Express 4500 6.0L (2012–2019)
  • Chevrolet Express Pasajeros 5.3L (2010–2015)
  • Chevrolet LCF 3500 6.0L (2016)
  • Chevrolet LCF 4500 6.0L (2016–2018)
  • Chevrolet SSR 5.3L (2003–2004)
  • Chevrolet Silverado 1500 4.8L (2010–2013)
  • Chevrolet Silverado 1500 5.3L (1999–2013)
  • Chevrolet Silverado 1500 6.0L (2003–2013)
  • Chevrolet Silverado 1500 Classic 5.3L (2007)
  • Chevrolet Silverado 1500 Classic 6.0L (2007)
  • Chevrolet Silverado 2500 5.3L (1999–2016)
  • Chevrolet Silverado 2500 HD 6.0L (2013–2019)
  • Chevrolet Silverado 3500 HD 6.0L (2015–2019)
  • Chevrolet Suburban 1500 5.3L (2000–2014)
  • Chevrolet Suburban 1500 6.0L (2007–2009)
  • Chevrolet Suburban 5.3L (2015)
  • Chevrolet Tahoe 5.3L (2000–2014)
  • Chevrolet Tahoe 6.0L (2008–2013)
  • Chevrolet Trailblazer EXT 5.3L (2003–2004)
  • GMC Canyon 5.3L (2009–2012)
  • GMC Envoy XL 5.3L (2003–2004)
  • GMC Envoy XUV 5.3L (2004)
  • GMC Savana 1500 5.3L (2003–2014)
  • GMC Savana 2500 4.8L (2010–2017)
  • GMC Savana 2500 5.3L (2003–2005)
  • GMC Savana 2500 6.0L (2011–2020)
  • GMC Savana 3500 4.8L (2010–2017)
  • GMC Savana 3500 6.0L (2011–2020)
  • GMC Savana 4500 6.0L (2013–2019)
  • GMC Sierra 1500 4.8L (2010–2013)
  • GMC Sierra 1500 5.3L (1999–2013)
  • GMC Sierra 1500 6.0L (2004–2013)
  • GMC Sierra 1500 Classic 5.3L (2007)
  • GMC Sierra 1500 Classic 6.0L (2007)
  • GMC Sierra 2500 5.3L (1999–2000)
  • GMC Sierra 2500 HD 6.0L (2013–2019)
  • GMC Sierra 3500 HD 6.0L (2015–2019)
  • GMC Sierra 5.3L (2011–2016)
  • GMC Yukon 5.3L (2000–2010)
  • GMC Yukon 6.0L (2008–2013)
  • GMC Yukon XL 1500 5.3L (2000–2014)
  • GMC Yukon XL 1500 6.0L (2007–2009)
  • Hummer H2 6.0L (2004–2007)
  • Hummer H3 5.3L (2008–2010)
  • Hummer H3T 5.3L (2009–2010)
  • Pontiac G8 6.0L (2008–2009)

Questions about this part

Will this fit my vehicle?
The manufacturer lists this part for Chevrolet, GMC, Cadillac, Isuzu, Avanti and 3 more makes from 1999–2020. Confirm your exact model, year and engine before ordering — a listed make can cover variants this part does not suit.

About HRC Performance

HRC Performance is a performance engine builder and speed shop in Huntington Beach, California — Ford Coyote 5.0, Ford Godzilla 7.3 and GM LS/LT engine builds, go-fast parts for classic and modern hot rods, plus professional in-house installation.

Engines we build

  • Ford Coyote 5.0
  • Ford Godzilla 7.3
  • GM LS and LT

What we do

  • Performance engine building
  • Go-fast parts for classics and modern hot rods
  • Professional installation, in-house

Where to find us

HRC Performance
Huntington Beach, California
(714) 202-7886
Sales@hrcperformance.com