KRE 56 cc Pontiac Aluminum High Port Head Complete

Other features / improvements include:

• Exhaust port is standard Pontiac round port configuration
• As cast with a 45cc chamber and delivered with a 56 cc, 64 cc, 74cc or 80 cc CNC chamber
• Utilizes standard pushrod location for 3/8 pushrod – typically around 10.300 long
• Rockershaft versions available upon request (shafted heads use a T&D 9028 shaft system .700 offset)
• As cast heads flow around 330 cfm on the intake
• 2.20 Intake valve and a 1.70 exhaust valve
• Ferrea 6.200 Valve length
• Valve angle is 14 degrees
• Minimum bore size of 4.150
• Stock port heads use a TIP-120230 intake gasket (specifically designed for the head)
• TIP-120240 intake gasket is used for most standard pushrod location heads
• Oil drain backs are positioned to allow for a more complete draining back of the valve cover area preventing oil from standing on the valve seals
• Pushrod tubes are designed to accommodate 1.65 rockers without grinding on the heads
• CNC ported versions of 365, 380, 400 and 430 cfm

As Cast 56 CC High Port Head flow numbers

Heads are available with the following pushrod hole locations:

• Stock Pushrod Location Heads – flow up to 380 cfm
• .700 Offset Pushrod Location Heads – required for heads flowing > 380 cfm and up and requires the use of a shaft rocker system

**  Please note that all cylinder heads and port work are priced individually / per head.  If you are ordering port work you will need to order the port work twice – once for each head.

All heads can be ordered in any special way for any special application. 

E-mail us at sales_team@tinindianperformance.com  for your specific needs

 
** Bare heads come with seats and guides installed, guide plates and rocker studs
** Complete heads come with 1200 series Ferrea valves, titanium  retainers, 10 degree locks, PC seals, roller cam springs good to .750 lift, ARP rocker studs, 4 angle valve job and spring cups.