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Texas Speed & Performance PRC CNC Porting Service Cathedral Port Heads Cadillac | Chevrolet | GMC 1997-2016 - PRC-CathedralPorting
Texas Speed & Performance PRC CNC Porting Service Cathedral Port Heads Cadillac | Chevrolet | GMC 1997-2016 - PRC-CathedralPorting - Image 5 Texas Speed & Performance PRC CNC Porting Service Cathedral Port Heads Cadillac | Chevrolet | GMC 1997-2016 - PRC-CathedralPorting - Image 2 Texas Speed & Performance PRC CNC Porting Service Cathedral Port Heads Cadillac | Chevrolet | GMC 1997-2016 - PRC-CathedralPorting - Image 3 Texas Speed & Performance PRC CNC Porting Service Cathedral Port Heads Cadillac | Chevrolet | GMC 1997-2016 - PRC-CathedralPorting - Image 4 Texas Speed & Performance PRC CNC Porting Service Cathedral Port Heads Cadillac | Chevrolet | GMC 1997-2016 - PRC-CathedralPorting - Image 5
The price listed is for you sending your cathedral port cylinder heads (4.8/5.3, LS1, LS6, LS2, LQ4/9) to us for porting. Our stage 1 porting service will include the re-use of the stock vales. Stage 2.5 will include aftermarket 2.02/1.57 stainless steel valves. We also offer valve spring upgrades.

With all PRC cylinder heads, quality and performance are our two highest priorities! In addition to this, you will not find a better performing cylinder head porting service at this price. Call one of our sales consultants today if you have any questions or if you would like to discuss your specific application.



Features:
  • Disassembly
  • Deep Cleaning
  • CNC Porting
  • CNC Valve Job
  • CNC Engraving of PRC Logos
  • CNC Milling to Your Specs
  • Reassembly
  • Pressure Testing


Fitment:
  • Cadillac CTS-V 2004-2007
  • Cadillac Escalade 2005-2014
  • Chevrolet Camaro 1998-2015
  • Chevrolet Corvette 1997-2013
  • Chevrolet Silverado 1500 1999-2013
  • Chevrolet Suburban 2000-2014
  • Chevrolet Tahoe 2000-2014
  • Chevrolet Trailblazer 2006-2009
  • GMC Sierra 1500 1999-2013
  • GMC Yukon 1999-2014
  • Pontiac Firebird 1998-2002
  • Pontiac GTO 2004-2006
  • Universal Retrofit 1997-2016
Note:
  • Please Remove all Cylinder Head accessories (Spark plugs, Coolant Plugs and Steam port blocks) before Shipping. Texas Speed and Performance is not responsible for any lost Parts.
  • Stage 1 porting NOT available for 4.8L and 5.3L castings due to the factory 1.94" intake valve size. All 4.8L and 5.3L cylinder heads must select the stage 2.5 option that includes 2.02"/1.57" stainless steel valves!
  • Competition Use Only, Not Legal for Road Use
Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Texas Speed & Performance Banner

ABOUT TEXAS SPEED AND PERFORMANCE

Texas Speed and Performance began as a small business in 2003. Texas Speed and Performance is situated in Georgetown, Texas, and is a leader in the LSx sector. Texas Speed & Performance has quickly established itself as one of the largest performance makers and retailers of premium LSX and LT1 packages in the United States. Texas Speed and Performance founders, Trevor Doelling and Jason Magnum, have a combined 30+ years of experience in the high-efficiency sector and are constantly striving to research and manufacture the highest quality performance goods for your car. This is accomplished by putting their products through their paces on their in-house futuristic super flow engine dyno. Texas Speed and Performance components can be found in some of the fastest street and competition automobiles in the country.

WHY CHOOSE TEXAS SPEED AND PERFORMANCE?

Texas Speed and Performance provides all levels of aftermarket performance products from LSx and 2014+ 6.2L LT1/LT4 performance parts, aftermarket cast cylinder heads, basic air induction exhaust, camshafts, stroker engines and in-house machining of all their engines. They are one of the largest LSx and 2014+ 6.2L LT1/LT4 specific shops in the country. Owing to their in-house cylinder head manufacturing, engine assembly, and camshaft grinding facility, they assist customers with all of their high-performance LSx and 2014+ 6.2L LT1/LT4 needs and requirements.

TEXAS SPEED AND PERFORMANCE PRODUCT LINE

Texas Speed and Performance Exhaust offers camshafts, short and long blocks, turn-key engines, valvetrain, crankshafts, rods, and aftermarket cylinder heads.

VIVID RACING-TEXAS SPEED AND PERFORMANCE

The Texas Speed and Performance products at Vivid Racing include the Texas Speed and Performance Stage 4.2 LS7 Camshaft Chevrolet Camaro, Corvette 2006-2015, which has fitment for the Chevrolet Camaro 2012-2015 and Chevrolet Corvette 2006-2013 models.

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Sale price None
Wholesale price $964.76
Shipping Weight: 10.00
Length: ?
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Product Added At Tuesday 21 January, 2025
Product Modified At Tuesday 27 May, 2025
Imported By ETLOverride
Last Edited By kathi@vividracing.com
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Emissions Info
Carb Approved No
Carb Number -
Epa Status -
Prop65 -
Carb Required -
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Vendor Inv Cost Retail Jobber MAP Core Updated
Texas Speed & Performance $817.59 $1,124.00 ? ? ? 2025-05-27 16:34:43


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