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LSXCELERATION

LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2

PART NUMBER:
15-161223-2
MPN:
15-161223-2
Shipping:
Free over $50 in U.S. 48
Type:
Cathedral Port Cylinder Heads - Assembled
Material:
Aluminum
CNC Machined Intake Runner:
Yes
CNC Machined Exhaust Runner:
Yes
CNC Machined Combustion Chamber:
Yes
Minimum Bore Size (in.):
3.780
Bolts Per Cylinder:
6
Assembled:
Yes
Valve Angle (°):
11
Intake Runner Volume (cc):
255
Exhaust Runner Volume (cc):
97
Chamber Volume (cc):
64
Intake Valve (in.):
2.080
Exhaust Valve (in.):
1.570
Accessory Holes:
Yes
Coolant Cross Over Ports:
OEM Style
Valve Guides:
Bronze
Intake Seat Material:
Ductile Iron
Exhaust Seat Material:
Ductile Iron
Valve Job:
5-Angle
Rocker Stands Included:
Yes
Rocker Stand Material:
Billet Aluminum
Valve Spring Type:
Dual
Valve Spring Max Lift (in.):
0.660
Closed Spring Pressure:
155 @ 1.800
Open Spring Pressure:
420 @ 1.125
Spring Retainer Material:
Titanium
Valve Seals:
Metal Body Viton
Quantity:
Sold as a set
Notes:
Must use LS3 intake rocker arms
  • LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2
  • LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2
  • LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2
  • LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2
  • LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2
  • LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2
$3,099.95

Description

LSXceleration XF1 Cathedral Port 255cc/64cc 11° CNC Cylinder Heads - Stainless Intake, Stainless Exh, 0.660" Lift, Titanium Retainers 15-161223-2

6-bolt Cathedral Port CNC Cylinder Head Pair w/ Billet Rocker Stands. 

Features:

  • 6 bolt casting (4 bolt available)
  • Minimum Bore Size 3.780"
  • 11° Valve Angle
  • 0.750" Deck
  • CNC Ported Intake Ports, Exhaust Ports & Combustion Chambers in the USA.
  • 2.080" Intake / 1.570" Exhaust
  • Uses LS3 Intake Rockers (not included)
  • 5 Angle Valve Job
  • Includes Billet Rocker Stands

 

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