All Pro Cylinder Solid LS7 Heads - Mechanical Cam, Titanium Valves

This is the head we use for all of our big boost, billet block LS engines with no water. The 12-4 All Pro solid casting features reinforced exhaust flange, Borowski custom CNC port and chamber design, custom Ferrea titanium intake & exhaust valves.The spring kit features Manley NexTek valve springs (800 lbs./in. rate; 1.130 in. coil bind height), Manley machined 10 degree bead locks and Manley titanium retainers. The heads are amazingly strong and here's why: - 100% virgin Alcoa aluminum ingot with no remelt - Heads have been HIP treated (hot isostatic pressing) for greater strength and dimensional stability - Up to 1 inch deck thickness, 0.75 inch minimum - Enhanced six-bolt design These All Pro LS7 cylinder heads come with shaft mount rocker provisions. Our custom CNC work brings them to their maximum performance.  Being cast heads, these qualify for a 50 lb weight reduction in several race classes. Call us at 815-725-2727 with any questions. Priced per pair. Learn more about All Pro heads from Bob Williams, owner of All Pro Cylinder Heads and check out a set of the dry version of these heads at work on a ProSpeed's dyno.   Payment types accepted: wire transfer, ACH, cash, credit cards with surcharge