I can upgrade your heads to 7mm valves & Beehive springs as used on late model TC's.

We recommend using HPI Throttle Body

with the CNC heads

EVOLUTION

110 HEADS CAN BE MADE TO FLOW 300+ CFM WITH YOUR STOCK PARTS.

AV&V 2.1 INTAKE & 1.650 EXHAUST VALVES ADD $99

AV&V BRONZE GUIDES $75 

110 HEADS   $599​

AV&V .650 beehive springs installed

valve job done on sERDI millennium 3.0

STAGE 1+  $599

1.9 INTAKE   STOCK EX  

BETTER FLOWING HEADS FOR BIG CAMS/ CUBES

OPTIONS

BEEHIVE SPRINGs   $159

COMPRESSION RELEASES INSTALLED   $125

BRONZE GUIDES   $25 each

CC & MILL   $100

EX VALVES  1.575/1.610/1.630  

Heads can also be CNC'd. 

STAGE 1   $499

HEADS ARE PORTED & FLOW TESTED USING YOUR STOCK PARTS

STAGE 1 $399

Your heads are ported & flow tested using your stock parts. Good performance upgrade for mild builds.

STAGE 1+ $499

Heads are ported & flow tested w/ 1.9 intake valve. Retains stock exhaust valves & springs

STAGE 2 CNC   $899

NEW 1.9 INTAKE & 1.575 EXHAUST VALVES

NEW BRONZE GUIDES

.650 AV&V BEEHIVE SPRINGS

Heads are CNC ported for maximum flow. CNC porting corrects for manufacturing defects so every port is in the correct position every time. Improved flow & consistent from head to head.

Chambers are not machined

stage 2+ CNC   $899 

1.9 INTAKE  1.610 EXHAUST

BRONZE GUIDES

.650 AV&V beehive springs

CC & mill to your specs

HEADS FLOW 290+ @28".

OUR BEST FLOWING HEAD FOR THIS VALVE SIZE & RETAINS STOCK SEATS.

STAGE 3 CNC   $1249

2" INTAKE  1.575/1.610/1.630 EXHAUST

BRONZE GUIDES

.650 beehive springs

cc & mill to your specs

NEW INTAKE SEATS W/ 2" INTAKE VALVE WILL PUSH THESE HEADS OVER 300 CFM @ 28". FOR THE BIGGER MOTORS [113,117,124] THAT WANT TO KEEP THEIR STOCK PARTS FOR THAT 'SLEEPER' LOOK.