Brodix STD X 18° Series Aluminum Cylinder Heads
$2599.99
The Brodix 18°X offers a direct replacement head without using shaft rockers or offset liftess with dramatic HP increases over the 23° head. Advantages are shallow combustion chambers and raised intake ports with a 2.14″ valve that flow 320 cfm. The 18°X bolt on head is an excellent choice for power with a conventional package. Heads come with standard or spread port exhaust & a fully cnc version
 |
- 18 STD X 244cc Intake Runners
- Rolled Radius 2.140 45° Int Flows 325cfm @.700″
- Rolled Radius 1.600 45° Exh Flows 211cfm @.700″
- 68cc Standard Chambers For Large SBC
- Valve Bowls Blended
- Match Ported Intake to a MG 1800
- Standard Intake & Exhaust Valve Center-lines
- Standard Exhaust Patterns
- 7/16 Studs & Guide Plates Included
- Brodix 1.550″ .750 Lift Roller Springs
- Brodix Titanium Retainers with 10° Locks
- 40/60 Valve Spacing (requires special stud girdle)
- STD 18 X is Available in Top End Complete Combo Kit
- STS 18 STD X Fully CNC Ported Heads ($3549.99)
- Rolled Radius 45° Intake Flows 336cfm @.700″
- Rolled Radius 45° Exhaust Flows 237cfm @.700″
- A356 T6 Virgin Aluminum Alloy
- Milled End Pads & Increased Deck Thickness
- Ductile Iron Valve Seats
- Bronze Alloy Valve Guides
- Fits Standard Chevrolet Style Blocks
- HV 1800 or 1801 Intake Manifolds
- Standard SBC Header Pattern
- Standard SBC Roller Rockers & Lifters
- Accessory Bolt Holes in Stock Location
- STS 18 STD X is Available in Top End Combo Kit
Options & Upgrades
64cc Combustion Chambers
+ $100.00
Titanium Intake Valves
+ $795.00
Harland Sharp 1.5 Ratio S1004-050 Offset 7/16″ Stud Mounted Rocker Arms
+ $324.99
ARC Professional Series 40/60 Valve Spacing Stud Girdle
+ $195.00
Jesel KPS-01302 Pro Series Shaft Rockers (add $75.00 for set up)
+ $1400.00
New Manley Comp Springs .850 Lift
+ $295.00
18 STD X 244cc Complete No Hassle Top End Combo Kit
+ $3739.99
18 STS X Fully CNC Ported Complete No Hassle Top End Combo Kit
+ $4729.99
ARP Head Stud Kit
+ $225.99