| products that are time tested and track proven |
Gas Head Motorworks
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Gas Head Motorworks
SPEC Clutch Kits are the new leader in aftermarket
performance clutch. With over 7 stages (Spec Stage1,
Spec Stage2, Spec Stage2+, Spec Stage3, Spec Stage3+,
Spec Stage4, Spec Stage5) and total over 9000 clutch
applications. Spec Clutch knows what your car need.
Spec Clutch has a stock pedal feel with clamping power
that is suitable for your car. When properly used and
installed, a Spec Clutch will last a very long time without
any problems. Spec Stage5 performance clutches have
been tested behind manual transmission vehicles with
more than 1000hp and for less modified daily driven
clutches, check out the Spec stage 1-3. Doesn't matter if
you are interested in a stock replacement clutch, or a
performance clutch to handle more power than your
transmission can take, Spec has the perfect clutch for
you!
performance clutch. With over 7 stages (Spec Stage1,
Spec Stage2, Spec Stage2+, Spec Stage3, Spec Stage3+,
Spec Stage4, Spec Stage5) and total over 9000 clutch
applications. Spec Clutch knows what your car need.
Spec Clutch has a stock pedal feel with clamping power
that is suitable for your car. When properly used and
installed, a Spec Clutch will last a very long time without
any problems. Spec Stage5 performance clutches have
been tested behind manual transmission vehicles with
more than 1000hp and for less modified daily driven
clutches, check out the Spec stage 1-3. Doesn't matter if
you are interested in a stock replacement clutch, or a
performance clutch to handle more power than your
transmission can take, Spec has the perfect clutch for
you!
spec clutch
spec clutch
Stage 1
Types of Driving:
Street, Drag, Drift, Road Race, Rallye, Pulling, Autocross
Features an integrally molded carbon kevlar-based, high performance organic
lining that offers smooth engagement and excellent life. This lining has an
integrally bonded steel backing for strength under high clamp loads and
temperatures. The hub is double sprung with spring cover relieves for flexibility
and heat treated components for strength and durability. Best for street and many
track/off-road applications.
Types of Driving:
Street, Drag, Drift, Road Race, Rallye, Pulling, Autocross
Features an integrally molded carbon kevlar-based, high performance organic
lining that offers smooth engagement and excellent life. This lining has an
integrally bonded steel backing for strength under high clamp loads and
temperatures. The hub is double sprung with spring cover relieves for flexibility
and heat treated components for strength and durability. Best for street and many
track/off-road applications.
Stage 2
Types of Driving:
Street, Drag, Pulling, Autocross
Features segmented or full faced pure Kevlar disc with steel backing. This lining
features excellent drivability like the stage 1, but offers slightly longer life and
higher torque capacity. The hub is double sprung with spring cover relieves for
flexibility and heat treated components for strength and durability. Best for street,
drag, pulling and autocross.
Types of Driving:
Street, Drag, Pulling, Autocross
Features segmented or full faced pure Kevlar disc with steel backing. This lining
features excellent drivability like the stage 1, but offers slightly longer life and
higher torque capacity. The hub is double sprung with spring cover relieves for
flexibility and heat treated components for strength and durability. Best for street,
drag, pulling and autocross.
Stage 2+
Types of Driving:
Street, Drag, Pulling, Autocross
Features a multi-friction disc in a full faced configuration with carbon semi-metallic
on one side and Kevlar on the other. Bridging the gap between stage 2 and stage
3, the 2+ offers drivability and engagement quality characteristic of the stage 2,
but with a 15-20% higher torque capacity. The hub is double sprung with spring
cover relieves for flexibility and heat treated components for strength and
durability. Great for street, drag, autocross, road racing, pulling, rallye and drift.
Types of Driving:
Street, Drag, Pulling, Autocross
Features a multi-friction disc in a full faced configuration with carbon semi-metallic
on one side and Kevlar on the other. Bridging the gap between stage 2 and stage
3, the 2+ offers drivability and engagement quality characteristic of the stage 2,
but with a 15-20% higher torque capacity. The hub is double sprung with spring
cover relieves for flexibility and heat treated components for strength and
durability. Great for street, drag, autocross, road racing, pulling, rallye and drift.
Stage 3
Types of Driving:
Street, Drag, Pulling, Autocross
Features a carbon semi-metallic 6 puck sprung hub disc that has been the leading
puck clutch in drivability, life and torque capacity. This unit is designed for street
and race cars that require an aggressive but streetable engagement and high
torque capacity. The hub is double sprung with spring cover relieves for flexibility
and heat treated components for strength and durability. Also available in 3 puck
configuration. Great for street, drag, road racing, pulling, rallye and drift.
Types of Driving:
Street, Drag, Pulling, Autocross
Features a carbon semi-metallic 6 puck sprung hub disc that has been the leading
puck clutch in drivability, life and torque capacity. This unit is designed for street
and race cars that require an aggressive but streetable engagement and high
torque capacity. The hub is double sprung with spring cover relieves for flexibility
and heat treated components for strength and durability. Also available in 3 puck
configuration. Great for street, drag, road racing, pulling, rallye and drift.
Stage 3+
Types of Driving:
Street, Drag, Pulling, Autocross
The flagship stage for a high powered street or race car that requires a
manageable and friendly engagement, the stage 3+ features a carbon
semi-metallic full faced material that offers unparalleled life, friction co-efficient and
drivability characteristics in one single package. The hub is double sprung with
spring cover relieves for flexibility and heat treated components for strength and
durability. Great for street, drag, drift, autocross, road racing, pulling, rallye and
drift.
Types of Driving:
Street, Drag, Pulling, Autocross
The flagship stage for a high powered street or race car that requires a
manageable and friendly engagement, the stage 3+ features a carbon
semi-metallic full faced material that offers unparalleled life, friction co-efficient and
drivability characteristics in one single package. The hub is double sprung with
spring cover relieves for flexibility and heat treated components for strength and
durability. Great for street, drag, drift, autocross, road racing, pulling, rallye and
drift.
Stage 4
Types of Driving:
Street, Drag, Pulling, Autocross
This unit is a solid hub version of the stage 3. The hub is solid 8-rivet and the
assembly is heat treated for strength and durability. It is available in a 3, 4 or 6
puck configuration. Use the 3 puck for the lightest option or the 6 puck for the
smoothest engagement. The 4 puck is a good compromise for both. Street drivable
in 6 puck configuration, but not street friendly due to the rigid hub. Best for drag
racing, road racing, pulling, rallye and drift
Types of Driving:
Street, Drag, Pulling, Autocross
This unit is a solid hub version of the stage 3. The hub is solid 8-rivet and the
assembly is heat treated for strength and durability. It is available in a 3, 4 or 6
puck configuration. Use the 3 puck for the lightest option or the 6 puck for the
smoothest engagement. The 4 puck is a good compromise for both. Street drivable
in 6 puck configuration, but not street friendly due to the rigid hub. Best for drag
racing, road racing, pulling, rallye and drift
Stage 5
Types of Driving:
Street, Drag, Pulling, Autocross
Features a full-metallic disc with the highest possible friction co-efficient. Street
drivable but not street-friendly. The hub is solid 12-rivet and the assembly is heat
treated for strength and durability. Best for extreme street and drag racing.
Types of Driving:
Street, Drag, Pulling, Autocross
Features a full-metallic disc with the highest possible friction co-efficient. Street
drivable but not street-friendly. The hub is solid 12-rivet and the assembly is heat
treated for strength and durability. Best for extreme street and drag racing.
Super Twin
Types of Driving: All
The Super Twin is for street and track use in cars with extreme horsepower and
torque (700-1500 ft lbs tq). The Super Twin offers near-stock drivability,
tremendous life expectancy, With all billet construction, these units are smooth and
quiet. The units are rebuild-able by SPEC or the end user and replacement
components or rebuild services are always available. The super twin is constructed
with aircraft grade aluminum and high carbon billet steel milled to an industry
leading .001 inch for perfect balance and actuation. Friction is provided by
dampened, full-faced carbon graphite discs. Organic, fiber and full metallic options
are available. Flywheel and track-spec hardware are included in each kit. Types of
driving: street, drag, drift, road racing, time attack, pulling and rallye.
Types of Driving: All
The Super Twin is for street and track use in cars with extreme horsepower and
torque (700-1500 ft lbs tq). The Super Twin offers near-stock drivability,
tremendous life expectancy, With all billet construction, these units are smooth and
quiet. The units are rebuild-able by SPEC or the end user and replacement
components or rebuild services are always available. The super twin is constructed
with aircraft grade aluminum and high carbon billet steel milled to an industry
leading .001 inch for perfect balance and actuation. Friction is provided by
dampened, full-faced carbon graphite discs. Organic, fiber and full metallic options
are available. Flywheel and track-spec hardware are included in each kit. Types of
driving: street, drag, drift, road racing, time attack, pulling and rallye.
Mini Twin
Types of Driving:
Street, Drag, Pulling, Autocross
Multi-disc clutch and flywheel assemblies for limited street, drag race and road race
applications. The Mini Twin assemblies are available in different clutch disc and
flywheel materials, clamp loads, disc configurations and diameters which are
recommended based on the type of usage the vehicle demands. The units are
rebuild-able by SPEC or the end user and replacement components or rebuild
services are always available. SPEC manufactures to an industry leading one
thousandth of an inch for perfect rotational properties and concentric actuation,
which optimizes balance, drivability and life. Types of driving: limited street, drag,
drift, road racing, time attack, pulling and rallye.
Types of Driving:
Street, Drag, Pulling, Autocross
Multi-disc clutch and flywheel assemblies for limited street, drag race and road race
applications. The Mini Twin assemblies are available in different clutch disc and
flywheel materials, clamp loads, disc configurations and diameters which are
recommended based on the type of usage the vehicle demands. The units are
rebuild-able by SPEC or the end user and replacement components or rebuild
services are always available. SPEC manufactures to an industry leading one
thousandth of an inch for perfect rotational properties and concentric actuation,
which optimizes balance, drivability and life. Types of driving: limited street, drag,
drift, road racing, time attack, pulling and rallye.
| products that are time tested and track proven |
SPEC Clutch Kits are the new leader in aftermarket
performance clutch. With over 7 stages (Spec Stage1,
Spec Stage2, Spec Stage2+, Spec Stage3, Spec Stage3+,
Spec Stage4, Spec Stage5) and total over 9000 clutch
applications. Spec Clutch knows what your car need.
Spec Clutch has a stock pedal feel with clamping power
that is suitable for your car. When properly used and
installed, a Spec Clutch will last a very long time without
any problems. Spec Stage5 performance clutches have
been tested behind manual transmission vehicles with
more than 1000hp and for less modified daily driven
clutches, check out the Spec stage 1-3. Doesn't matter if
you are interested in a stock replacement clutch, or a
performance clutch to handle more power than your
transmission can take, Spec has the perfect clutch for
you!
performance clutch. With over 7 stages (Spec Stage1,
Spec Stage2, Spec Stage2+, Spec Stage3, Spec Stage3+,
Spec Stage4, Spec Stage5) and total over 9000 clutch
applications. Spec Clutch knows what your car need.
Spec Clutch has a stock pedal feel with clamping power
that is suitable for your car. When properly used and
installed, a Spec Clutch will last a very long time without
any problems. Spec Stage5 performance clutches have
been tested behind manual transmission vehicles with
more than 1000hp and for less modified daily driven
clutches, check out the Spec stage 1-3. Doesn't matter if
you are interested in a stock replacement clutch, or a
performance clutch to handle more power than your
transmission can take, Spec has the perfect clutch for
you!