Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours Β· Estimated delivery Jul 9 - Jul 14
Promo Codes Available:
For Your Every Summer RSVP, with Code: SUMMER15
Description
PRC LS7 Cylinder Heads | 285cc | CNC Ported | 400+CFMTexas Speed & Performance have been at the forefront of LSX Performance from Day One! Responsible for setting & breaking almost every record, a major key to their success has been the R&D that goes into the Texas Speed Cylinder Head range known as PRC. The Precision Race Components range offers a large selection of high performance cylinder heads to suit all performance applications & all made, machined & ported in house in USA. Your New PRC CNC
Texas Speed & Performance have been at the forefront of LSX Performance from Day One!Responsible for setting & breaking almost every record, a major key to their success has been the R&D that goes into the Texas Speed Cylinder Head range known as PRC.
The Precision Race Components range offers a large selection of high performance cylinder heads to suit all performance applications & all made, machined & ported in-house in USA.
Your New PRC CNC Ported 6 Bolt Cylinder Heads Include
- 100% USA Made 6 Bolt LSX LS7 Port Castings;
- 70/68/64cc Combustion Chamber options;
- 285cc Intake Runners;
- Built In Rocker Pedestals (No Rocker Stands Required);
- PAC .660" Dual Valve Springs Incl Titanium Retainers *Optional upgrade available;
- 12 Degree Valve Angle;
- 2.245" Stainless Steel Intake Valves (Optional Upgrades Available);
- 1.610" Stainless Steel Exhaust Valves;
- CHE Bronze Valve Guides;
PRC CNC Porting Process
- CNC machining of your cylinder heads intake runner;
- CNC machining of your cylinder heads exhaust port;
- CNC machining & porting of the combustion chamber to specified CC;
- 5 Axis CNC cutting of your cylinder heads valve seats;
- CNC cut valve spring seats;
- Machine the deck face to increase compression;
How Do They Work?
**Valve spring lift ratings are based on using titanium intake valves.
LS7Intake LS7 Exhaust PRC 285ccLS7 Intake PRC LS7 Exhaust
.200 161 114 169 119
.300 227 171 248 179
.400 291 193 311 211
.500 330 203 353 224
.600 351 209 386 235
.650 353 204 393 241
.700 353 209 407 246
What Is The Process To Order Your New Cylinder Heads?
We aim to keep most products in stock however certain items may require manufacturing. We recommend confirming whether these are in stock or if there is a current eta.
1. If the cylinder heads are In Stock. Once payment has been completed on your order this will ship out within 24 hours.
2. If the cylinder heads need to be ordered in, we will confirm the ETA prior to order. You will simply be required to place a deposit with the balance due upon arrival to us prior to shipping out.
The ETA provided will factor in variables such as manufacturers stock or manufacturing lead times, shipping eta's etc.
We recommend always confirming this prior to order.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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5
Found what I was searching for!
Color: Brown
Looks like leather. Very stylish. Rich color.
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Reviewed in the United States on October 19, 2025
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5
WELL MADE. FUNCTIONAL. LIGHTWEIGHT. NICE QUALITY LEATHER Inside and Out,
Color: Brown
I like the purse very much. Quality leather. Rich color, Holds a big wallet and other items. Strap is long and can be worn across the chest for "hands free."
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Reviewed in the United States on January 7, 2026
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4
Beautiful
Color: Coffee
This is a beautiful bag. Very very stylish.Too bad the one I got came with scratches. I had to return.
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Reviewed in the United States on March 2, 2026
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5
Superior quality
Color: Coffee
I have been looking for the perfect size purse for ever. I am a stickler for great quality workmanship. I finally found it! The quality is amazing for the price. Nicely made and has just enough space but not too big. I knew by how well it was packaged, that I was going to be satisfied. 5 stars and highly recommend for the people like me who's been searching for the perfect purse. Very pleased.
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Reviewed in the United States on September 18, 2025
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5
Itβs Real Leather
Color: Brown
Beautiful crossbody purse, I love it, definitely real leather, smells amazing! I loved this brand so much I bought 3 more purses in different colors and styles. This brand doesn't disappoint.
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Reviewed in the United States on August 6, 2025