Catalog / Cylinder Heads / FST-LS3-92
FST-LS3-92 · Aluminum Cylinder Head
GM LS3/L92 6.0L 6.2L Aluminum Bare Cathedral Port Head 260cc 70cc
In Stock $259.95
Bare aluminum cathedral-port 15° head for LS3 / L92 6.0L–6.2L — 260cc intake, 70cc chamber.
- Aluminum bare cylinder head, natural finish, for GM LS3 / L92 6.0L / 6.2L
- 260 cc intake runners, 70 cc combustion chambers; cathedral intake / oval exhaust ports
- Sized for 2.200 in. intake / 1.650 in. exhaust valves; valve angle 15 deg.
- Steel valve guides installed; ductile iron seats with 3-angle machined seat
- Bare casting: valves, springs, retainers, locks, seals and rocker hardware NOT included
Online store: shop.fst-sets.com · Buy button embed pending product import
The FST SETS GM LS3/L92 Bare Cylinder Head is an aluminum cylinder head for GM LS3 / L92 6.0L / 6.2L engines, supplied bare in a natural finish. It features 260 cc intake runners and 70 cc combustion chambers, with perimeter bolt valve cover mounting and accessory bolt holes drilled. Oiling: through pushrod.
This is a bare head: valves, springs, retainers, locks, valve stem seals, rocker arms, studs, nuts and guideplates are not included. Valve guides are installed and seats are machined, so your shop can select and assemble the valvetrain for the build.
Sold individually: price is for one bare cylinder head. This head is offered bare only (no assembled version).
Specifications
| Part Type | Cylinder Head [Bare] |
| Cylinder Head Style | Bare |
| Cylinder Head Material | Aluminum |
| Cylinder Head Finish | Natural |
| Combustion Chamber Volume (cc) | 70 cc |
| CNC-Machined Combustion Chamber | No |
| Intake Runner Volume (cc) | 260 cc |
| Exhaust Runner Volume (cc) | n/a |
| CNC-Machined Intake Runner | No |
| CNC-Machined Exhaust Runner | No |
| Intake Port Shape | Cathedral |
| Intake Port Location | Standard |
| Exhaust Port Shape | Oval |
| Exhaust Port Location | Standard |
| Comp. Valve Job | No |
| Intake Valves Included | No |
| Intake Valve Diameter (in) | 2.200 in. |
| Exhaust Valves Included | No |
| Exhaust Valve Diameter (in) | 1.650 in. |
| Valve Springs Included | No |
| Damper Spring Included | No |
| Retainers Included | No |
| Locks Included | No |
| Valve Stem Seals Included | No |
| Rocker Arm Studs Included | No |
| Rocker Arms Included | No |
| Rocker Arm Nuts Included | No |
| Guideplates Included | No |
| Valve Cover Mounting Style | Perimeter Bolt |
| Accessory Bolt Holes Drilled | Yes |
| Intake Valve Angle | 15 deg. |
| Exhaust Valve Angle | 15 deg. |
| Valve Guides Included | Yes |
| Valve Guide Material | Steel |
| Valve Seats Machined | Yes |
| Valve Seat Machine Style | 3-angle |
| Valve Seat Material | Ductile iron |
| Steam Holes Drilled | No |
| Oiling Style | Through pushrod |
| Machined for O-Ring | No |
| Heat Crossover | No |