Due to a current shortage of .650" Springs we are now offering a free upgrade to .675" Spring Kits, just select the .650" Spring Kit below and you heads will automatically be upgraded to a .675" Spring Kit (This will not be shown on your receipt/shopping cart).
All Precision Race Components (PRC)
cylinder heads come fully CNC-ported and machined using state-of-the-art technology.
PRC's stage 2.5 5.3 Cylinder Heads come
standard with the following options:
NEW GM 862 or 706 Cores
2.02"/1.575" Stainless Steel Valves
PRC .650" Lift Dual Valve Spring Kit Complete with Dual
Springs, Titanium Retainers, Seats, & Seals
Completely Assembled and Milled to your Specifications
58-63cc Chambers
All PRC cylinder heads are extensively
researched and tested. The flow data below shows the superior performance of
the PRC stage 2.5 5.3 cylinder heads!
3.910" Flow Plate - No Exhaust Pipe
Lift
Intake Flow
Exhaust Flow
.200"
147 cfm
111 cfm
.300"
206 cfm
145 cfm
.400"
254 cfm
185 cfm
.500"
291 cfm
204 cfm
.600"
308 cfm
223 cfm
You also have the option to upgrade
to the PRC .675" Lift EHT Dual Valve Spring Kit. This
spring kit is the top of the line and offers almost double the life of other valve spring kits on the market! The following items are included in the EHT dual spring kit:
Dual Valve Springs Rated to .675” Lift
Precision-Machined Titanium
Retainers
Hardened Machined Spring Seats
New Viton Valve Seals
With all PRC cylinder heads, quality and performance are our two highest priorities! In addition to performance,
you will not find a better performing cylinder head at this price (cost is for the pair!). Call one
of our sales consultants today if you have any questions or if you would like
to discuss your specific application.
*Texas-speed.com does not accept liability for typographical or product specification errors (including pricing). Prices are subject to change without notice. Manufacturer pricing policies may restrict discounts on certain parts. Coupons cannot be combined with any other coupons or discounts.
