-18X Series Cylinder Heads
  • 58cc Combustion Chambers
  • Standard Exhaust Ports
  • $2,209.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    -18X Series Cylinder Heads
  • Standard Exhaust Port
  • 245cc Intake Ports
  • 58cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $2,209.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    -18X Series Cylinder Heads
  • 68cc Combustion Chambers
  • Standard Exhaust Ports
  • $1,511.74
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    -18X Series Cylinder Heads
  • Standard Exhaust Port
  • 245cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valve Sizes
  • Angle Plug
  • Bare, 2/pkg.
  • View Details
    $1,511.74
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    $1,977.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    -18X Series Cylinder Heads
  • Standard Exhaust Port
  • 245cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $1,977.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    $3,572.04
    Ships directly from the manufacturer on 12/14/20
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    -18X Series Top End Kit
  • Standard Exhaust Port
  • 245cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $3,572.04
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    STS -18X Series Cylinder Heads
  • 60cc Combustion Chambers
  • Standard Exhaust Ports
  • 100% CNC Ported
  • $4,071.32
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    STS -18X Series Cylinder Heads
  • Standard Exhaust Port
  • 254cc Intake Ports
  • 60cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $4,071.32
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    STS -18X Series Cylinder Heads
  • 68cc Combustion Chambers
  • Standard Exhaust Ports
  • 100% CNC Ported
  • $2,959.91
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    STS -18X Series Cylinder Heads
  • Standard Exhaust Port
  • 254cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valve Sizes
  • Angle Plug
  • Bare, 2/pkg.
  • View Details
    $2,959.91
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    $3,767.02
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    STS -18X Series Cylinder Heads
  • Standard Exhaust Port
  • 254cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $3,767.02
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    $5,685.14
    Ships directly from the manufacturer on 12/14/20
    Lowest Price Guarantee
    STS -18X Series Top End Kit
  • Standard Exhaust Port
  • 254cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $5,685.14
    Ships directly from the manufacturer on 12/14/20
    Lowest Price Guarantee

    -18X Series Cylinder Heads
  • 58cc Combustion Chambers
  • Spread Exhaust Ports
  • $2,296.40
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    -18X Series Cylinder Heads
  • Spread Exhaust Port
  • 244cc Intake Ports
  • 58cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $2,296.40
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    -18X Series Cylinder Heads
  • 68cc Combustion Chambers
  • Spread Exhaust Ports
  • $1,511.74
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    -18X Series Cylinder Heads
  • Spread Exhaust Port
  • 244cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valve Sizes
  • Angle Plug
  • Bare, 2/pkg.
  • View Details
    $1,511.74
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    $2,055.38
    Ships directly from the manufacturer on 12/16/20
    FREE Shipping
    Lowest Price Guarantee
    -18X Series Cylinder Heads
  • Spread Exhaust Port
  • 244cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $2,055.38
    Ships directly from the manufacturer on 12/16/20
    FREE Shipping
    Lowest Price Guarantee

    $3,572.04
    Ships directly from the manufacturer on 12/14/20
    Lowest Price Guarantee
    -18X Series Top End Kit
  • Spread Exhaust Port
  • 244cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $3,572.04
    Ships directly from the manufacturer on 12/14/20
    Lowest Price Guarantee

    STS -18X Series Cylinder Heads
  • 60cc Combustion Chambers
  • Spread Exhaust Ports
  • 100% CNC Ported
  • $4,122.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    STS -18X Series Cylinder Heads
  • Spread Exhaust Port
  • 254cc Intake Ports
  • 60cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $4,122.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    STS -18X Series Cylinder Heads
  • 68cc Combustion Chambers
  • Spread Exhaust Ports
  • 100% CNC Ported
  • $2,908.35
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    STS -18X Series Cylinder Heads
  • Spread Exhaust Port
  • 254cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valve Sizes
  • Angle Plug
  • Bare, 2/pkg.
  • View Details
    $2,908.35
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    $3,296.41
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee
    STS -18X Series Cylinder Heads
  • Spread Exhaust Port
  • 254cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $3,296.41
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee

    $5,622.93
    Ships directly from the manufacturer on 12/14/20
    Lowest Price Guarantee
    STS -18X Series Top End Kit
  • Spread Exhaust Port
  • 254cc Intake Ports
  • 68cc Combustion Chambers
  • 2.140'' Intake / 1.600'' Exhaust Valves
  • 1.550'' Dia. Springs - 240# Seat Pressure
  • Titanium Retainers
  • Angle Plug
  • Assembled, 2/pkg.
  • View Details
    $5,622.93
    Ships directly from the manufacturer on 12/14/20
    Lowest Price Guarantee

    Shaft Rockers Fits Standard or 40/60 Centerline Heads
    Standard System Features at an Economy Price. Compatible with Track1X Heads.

    $1,302.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    1.5 Intake, 1.5 Exhaust
    View Details
    $1,302.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    $1,302.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
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    1.6 Intake, 1.5 Exhaust
    View Details
    $1,302.99
    Ships directly from the manufacturer on 12/14/20
    FREE Shipping
    Lowest Price Guarantee