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Speedmaster PCE281.2090 LS1 LS2 LS6 Assembled Cylinder Heads 198cc 60cc

(Chevrolet Silverado 1500 2003-13, Silverado 1500 HD 2001-03, 2005-06, Suburban 1500 2006-09, 2011-13, Camaro 1998-2002, Corvette 1997-2007 + 49 more models)

Manufacturer

Picture for manufacturer Speedmaster

Part Number

PCE281.2090
6 reviews
Sale Price

$1,101.10

In Stock (10)

delivery box

Usually delivered within 2 days

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Fitment guaranteed

Fitment guaranteed

Product Details

The Speedmaster PCE281.2090 assembled cylinder heads are engineered for Chevy GM LS1, LS2, and LS6 engines, offering a performance upgrade over factory castings. These 6-bolt pattern heads feature 198cc intake runners and 60cc combustion chambers, providing an excellent combination of airflow and compression control for street and performance applications.

Key Specifications:

  • 198cc intake runner volume for improved airflow
  • 60cc combustion chamber volume
  • 6-bolt pattern compatible with hydraulic roller camshafts
  • Maximum valve lift: 0.625 inches
  • Coil bind clearance: 1.180 inches
  • Intake valve installed pressure: 140 lbs at 1.8 inches
  • Exhaust valve installed pressure: 140 lbs at 1.8 inches
  • Open seat pressure: 335 lbs

Construction:

  • Gravity casting process ensures uniform, robust castings
  • Fully assembled and ready to install
  • Designed for Gen III/IV LS-series small block Chevy engines

These cylinder heads are ideal for engine builders and enthusiasts looking to maximize the performance potential of their LS-platform engine. The increased runner volume and optimized chamber design deliver improved horsepower and torque over stock heads while maintaining excellent reliability for street use.

Products specifications

Fits

Chevrolet Silverado 1500 2003-13, Silverado 1500 HD 2001-03, 2005-06, Suburban 1500 2006-09, 2011-13, Camaro 1998-2002, Corvette 1997-2007, Silverado 2500 HD 2001-19, Tahoe 2008-13, Trailblazer 2006-09, Caprice 2011-17 + 45 more models

Valve Seats Machined

Yes

Quantity

Sold as a pair.

Valve Seat Machine Style

3-angle

Valve Cover Mounting Style

Perimeter bolt

Exhaust Port Location

Standard

Accessory Bolt Holes Drilled

Yes

Machined for O-Ring

No

Cylinder Head Finish

Natural

Oiling Style

Through pushrod

Damper Spring Included

Yes

Steam Holes Drilled

No

Cylinder Head Style

Assembled

Exhaust Valves Included

Yes

Valve Guides Included

Yes

Intake Port Location

Standard

Number of Springs Per Valve

Dual

Intake Valves Included

Yes

Easy ordering...clear reading website

Good price. Quick delivery

Product was as advertised and delivered on time

My shopping experience was easy and found what I was looking for. Was offered a promo code that saved me 20.00. Also, was givin on the website different shipping options.

The price was was right and received exactly what I ordered. There was some delay from when I ordered and the shipping date. But all and all a good deal.

Fast

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