PARTS SEARCH

SHOPPING CART

 x 
Cart empty

Login Form

STORE SPECIALS

LATEST PRODUCTS

LS Series Heads

LS1 CNC PORTED

ASSEMBLED CYLINDER HEADS WITH OEM VALVES

 

 
CNC Machined Chambers are NOT included

 

TECHNICAL SPECIFICATIONS :
Intake Valve Diameter: 2.000"
Exhaust Valve Diameter: 1.550"
Intake Port Volume: 222cc
Exhaust Port Volume: 83cc
Chambers CNC Machined No
Chamber Volume: OEM
Minimum Intake CSA x.xxx"
Maximum Intake CSA x.xxx"
Minimum Exhaust CSA x.xxx"
Maximum Exhaust CSA x.xxx"
Intake Seat Angle 45
Exhaust Seat Angle 45
Flow Test Bore Size 3.910"
Exhaust Flow figures with pipe          NO

 

VALVE LIFT
.100"
.200"
.300"
.400"
.500"
.600"
.700"
.800"
.900"
1.000"
Intake Flow @28" H2O
                   
Exhaust Flow @28" H2O
                   

 

RECOMMENDED USE AND INFO:

These CNC ported LS1 are our most economical version. These heads retain OEM valves and do not have CNC Machined combustion chambers.

Description Pavtek Part # Price  
5 AXIS CNC PORTING ONLY:    

5 Axis CNC Competition Porting - Chambers/ Intake/ Exhaust -

Does not include cleaning, crack testing, valve guides, milling etc.

CNC346L301 $ 836.55
     
Assembled Cylinder Heads - LS1 853 & 241 Castings 
H346L301HR $ 1761

Consists of :

   
Valves - OEM    
Springs - New Beehive - Max .625" lift    
Retainers - OEM    
Valve Locks - OEM    
Valve Stem seals - New OEM    
5 Axis CNC Competition Porting - Intake & Exhaust    
Multiangle Valve Seat Geometry    
Backcut valves    
K- Line bronze valve guides - honed    
Surface milled    
Springs measured & setup to suit cam to be used    
Final washed and assembled    
     
     

CUSTOM LS SERIES CAMSHAFTS AVAILABLE - FROM $ 585

NEW OEM REPLACEMENT LIFTERS AVAILABLE - VL115/A FROM $ 212

 

ALL PRICING ABOVE IS BASED ON CHANGE OVER OR MACHINING OF YOUR CYLINDER HEADS.

CORES ARE AVAILABLE AT AN ADDITIONAL CHARGE- CALL FOR CURRENT PRICING.