Home > Performance Engine Parts > Racing Heads
Choose a sub category:
6.5 Chinese OHV Racing Heads Big Block (GX270, GX390) Racing Heads GX 200 OEM Original Honda Heads
Hemi Heads (212 Predator)
Sort By:
Page of 1
Head, Racing, GX160/GX200, 22cc : Aftermarket (Chinese) Core Head, Racing, GX160/GX200, 22cc : Aftermarket (Chinese) Core

Low cost way to add performance. All heads are 4 bolt Valve cover, unless specified. Race Head, Chinese OHV Casting, 14cc or 22cc depending on desired compression:
  • Fully Ported and Bead blasted
  • Milled to increase compression
  • Lightweight Stainless Valves
  • Aluminum retainers and Split Keepers with stainless valves.
  • 3 angle valve job
  • Lash Caps
  • Choice of single or dual springs
Heads are typically built to order, Allow 1 to 3 days to ship
WARNING: 32/28 valves are subject to seat failure. They should only be used in methanol applications. And to be honest, the 28/25 make as much, if not more power (Velocity is much better)
Pics are for reference only. Actual head may vary

Our Price: $189.99
Head, Racing, GX160/GX200, 18cc : Genuine Honda core Head, Racing, GX160/GX200, 18cc : Genuine Honda core

All heads use Genuine Honda cores (these flow better, are less porous, and stronger than Aftermarket heads).
  • Full Race Head, Honda, GX160 UT2 Casting
  • Fully Ported and bead blasted (option to delete)
  • Milled to increase compression
  • Lightweight Stainless Valves
  • Aluminum or Titanium retainers and Split Keepers with stainless valves.
  • 3 angle valve job
  • Lash caps
  • Choice of single or dual springs
  • Heads are typically built to order, Allow 1 to 3 days to ship
  • Note: These are UT2 Castings which use a 26mm stock intake valve.

We longer do these in heads in 32/28mm Valves. Please see our 22cc Race heads for those valve sizes. WARNING: And to be honest, the 28/25 make as much, if not more power (Velocity is much better)
Pics are for reference only. Actual head may vary

Our Price: $199.99
Head, Racing, GX200, 14cc : Aftermarket (Chinese) Core Head, Racing, GX200, 14cc : Aftermarket (Chinese) Core

Low cost way to add performance. All heads are 4 bolt Valve cover, Chinese OHV Casting
  • Fully Ported and Bead blasted
  • Milled to increase compression
  • Lightweight Stainless Valves
  • Aluminum retainers and Split Keepers with stainless valves.
  • 3 angle valve job
  • Lash caps
  • HD Singe springs
Heads are typically built to order, Allow 1 to 3 days to ship
Pics are for reference only. Actual head may vary

Our Price: $199.99
Head, Racing, GX200, 22cc : Genuine Honda Core Head, Racing, GX200, 22cc : Genuine Honda Core

We use Genuine Honda cores (these flow better, are less porous, and stronger than Aftermarket heads).
  • Full Race Head, Honda 200 Honda Casting
  • Fully Ported and bead blasted (option to delete)
  • Milled to increase compression
  • Choice of OEM or Lightweight Stainless Valves
  • Aluminum retainers and Split Keepers with stainless valves.
  • 3 angle valve job
  • Lash caps
  • Choice of single or dual springs
Heads are typically built to order, Allow 1 to 3 Days to ship

WARNING: 32/28 valves are subject to seat failure. They should only be used in methanol applications. And to be honest, the 28/25 make as much, if not more power (Velocity is much better)
Pics are for reference only. Actual head may vary

Our Price: $220.00
Hemi Head, Racing, for 212 Predators and 6.5 Chinese OHV's Hemi Head, Racing, for 212 Predators and 6.5 Chinese OHV's

Hemi Style Race head for 212 Predators and GX200s. Includes Rockers. Everything you need to install (except head gasket, Valve cover, and pushrods).
Heads are typically built to order, Allow 2 to 3 days to ship (due to availability of Hemi cores, it may take even longer)
  • Fully Ported and bead blasted (option to delete)
  • Milled to increase compression
  • Oversize Lightweight Stainless Valves, 28mm Intake, 25mm Exhaust (Choice of +.070 or +.230" Longer)
  • Aluminum retainers and Split Keepers with Stainless valves.
  • 3 angle valve job
  • Lash Caps
  • Choice of single or dual springs

Requires 5.34 to 5.44 for the .070" longer valves or 5.11 to 5.16 for the .230" pushrods (not included)

Hemi heads are prone to piston to valve clearance. They must be checked carefully
Hemi heads are subject to coil bind using .070" Valves
We do not recommend 1.3 rockers due to valve to piston clearance issues.
The .230" valves may create improper valve geometry when using 1.2 or 1.3 ratio rockers
1.3 ratio rockers may coil bind when using .070" valves
.274 and 1.2 Rockers are max recommended valve lift for .070" long valves

Pics are for reference only. Actual head may vary

Our Price: $239.99
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core Head, Racing, GX390, 420cc, 460cc, Aftermarket Core

Ready to go Race Head using aftermarket GX390 style large port casting. Heads are ported, bead blasted, flowed, & milled. Oversize Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 306 and smaller cams. Dual for 307 and larger cams.
Includes
  • Ported, Polished, & Bead Blasted
  • Stainless Intake & Exhaust Valves
  • Aluminum or Titanium Retainers
  • Split Keepers
  • HD single or dual springs
  • Valve Spring Shims
  • 3 angle Valve job
  • Milled to spec
Heads are typically built to order, Allow 1 to 3 days to ship
Pics are for reference only. Actual head may vary

Our Price: $259.99
Head, Racing, GX270 & 301cc - Aftermarket Core (Chinese) Head, Racing, GX270 & 301cc - Aftermarket Core (Chinese)

Ready to go Race Head using aftermarket GX390 style large port casting. Heads are ported, bead blasted, flowed, & milled. Oversize Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 306 and smaller cams. Dual for 307 and larger cams.
Includes
  • Ported, Polished, & Bead Blasted
  • Stainless Intake & Exhaust Valves
  • Aluminum or Titanium Retainers
  • Split Keepers
  • HD single or dual springs
  • Valve Spring Shims
  • 3 angle Valve job
  • Milled to spec
Heads are typically built to order, Allow 1 to 3 days to ship
Pics are for reference only. Actual head may vary

Our Price: $259.99
Head, Racing, GX270 & GX240 : Genuine Honda Core Head, Racing, GX270 & GX240 : Genuine Honda Core

All heads use Genuine Honda cores (these flow better, are less porous, and stronger than Aftermarket heads). Heads are ported, polished, bead blasted, flowed, & milled. Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 306 and smaller cams. Dual for 307 and larger cams.
High Torque Heads use small port castings to increase velocity maximize low end power at some loss of high end rpm. BEST FOR MOST APPLICATIONS
Max HP Heads Use Large Port Castings To Increase High rpm Power At Some Loss Of Low End Torque
GX270 heads will fit 240s,
Includes
  • Ported, Polished, & Bead Blasted
  • Stainless Intake & Exhaust Valves
  • Aluminum or Titanium Retainers
  • Split Keepers
  • HD single or dual springs
  • Valve Spring Shims
  • 3 angle Valve job
  • Milled to spec
Pics are for reference only. Actual head may vary

Our Price: $279.99
Head, Racing, GX390, Large Port, High RPM, Honda Core Head, Racing, GX390, Large Port, High RPM, Honda Core

READY TO GO RACE HEAD
These heads use Genuine Honda cores (these flow better, are less porous, and stronger than Aftermarket heads). Heads are ported, bead blasted, flowed, & milled. Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 306 and smaller cams. Dual for 307 and larger cams.
GX390 Heads have choice of 36mm Intake or 40mm intakes

We offer heads in two port sizes
Our "Large Port, High RPM" head (this one) use large port castings to increase hign rpm power at some loss of low end torque and reduced throttle response. They can provide increased cooling for endurance applications.
We also offer a "Small Port, Torquer" that uses small port castings to increase velocity maximize low end power at some loss of high end rpm. IT IS BEST CHOICE FOR MOST APPLICATIONS
390 heads will fit 340s.
Includes
  • Ported, Polished, & Bead Blasted
  • Stainless Intake & Exhaust Valves
  • Aluminum or Titanium Retainers
  • Split Keepers
  • HD single or dual springs
  • Valve Spring Shims
  • 3 angle Valve job
  • Milled to spec

Pics are for reference only. Actual head may vary

Our Price: $289.99
Head, Racing, GX390, Small Port, Torquer & Mid Range, Honda Core Head, Racing, GX390, Small Port, Torquer & Mid Range, Honda Core

READY TO GO RACE HEAD
These heads use Genuine Honda cores (these flow better, are less porous, and stronger than Aftermarket heads). Heads are ported, bead blasted, flowed, & milled. Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 306 and smaller cams. Dual for 307 and larger cams.
GX390 Heads have choice of 36mm Intake or 40mm intakes

We offer heads in two port sizes
Our "Large Port, High RPM" head (this one) use large port castings to increase hign rpm power at some loss of low end torque and reduced throttle response. They can provide increased cooling for endurance applications.
We also offer a "Small Port, Torquer" that uses small port castings to increase velocity maximize low end power at some loss of high end rpm. IT IS BEST CHOICE FOR MOST APPLICATIONS
390 heads will fit 340s.
Includes
  • Ported, Polished, & Bead Blasted
  • Stainless Intake & Exhaust Valves
  • Aluminum or Titanium Retainers
  • Split Keepers
  • HD single or dual springs
  • Valve Spring Shims
  • 3 angle Valve job
  • Milled to spec

Pics are for reference only. Actual head may vary

Our Price: $299.99
18cc 32/27mm 5mm Tillotson Big Valve Head CNC ported 18cc 32/27mm 5mm Tillotson Big Valve Head CNC ported

CNC Ported 18cc 32/27mm 5mm Tillotson Big Valve Head CNC ported
The Head comes with 32mm intake and 27mm exhaust valves: 5mm stems. Precision multi-angle job, Valve Bowl Area, Cleaned up to match the seats. the valve work is performed on Rotter Seat & guide machine accuracy and precision. Heads are vacuum checked after the valves are installed to ensure your air-fuel mixture and combustion happens in the cylinder. the heads milled to ~18cc combustion chamber. the cylinder head is CNC ported on our state of the art multi-axis HAAS machines. CNC ported rather than hand porting makes each port job consistent and accurate from head to head. This also reduces the cost of labor to make it more budget-friendly. Springs, retainers, rockers, gaskets, seals, or valve cover are omitted.
Head Specs:
  • Intake: 32mm,5mm
  • Exhaust: 27mm, 5mm
  • Combustion Chamber: 18cc, Non-Hemi
  • Multi-Angle Valve Job
  • CNC Ported
Compression Ratio Examples (Final results will vary on Engine measurements)
Predator hemi, Flat Top .035 Deck Height
w/.045 Thick Head Gasket 10.48:1
w/.010 Thin Head Gasket 12.19:1
Tillotson 212, flat top .000 Deck Height
w/ .045 Thick Head Gasket 10.48:1
w/ .01 Thin Head gasket
Tillotson 225, Flat Top .000 Deck height
w/ .045 Thick Head Gasket 11:01:1
w/ .032 Thin head gasket 11:49:1


Our Price: $319.99
Sale Price: $299.99
Savings: $20.00