Clutch & Flywheel

ACT "Street Duty" Clutch Kit

Black Halo Racing includes a heady-duty release bearing which does NOT come in the kit as shipped from ACT. 

ACT Modified Street clutch discs are designed for performance while maintaining the smooth gear engagement. For street use, the ACT Modified Street clutch disc is the next level up in performance from ACT Stock Street clutch disc. ACT Modified Street clutch discs feature the moderate high copper-content friction lining among the 2 available ACT Street clutch disc series. This friction lining allows better heat tolerance to help prevent warping of mating surfaces and sustain performance.

ACT Heavy Duty Pressure Plate and comes in two disc types:

ACT “Modified” Organic Disc and BHR Heavy Duty Release Bearing.  Rated for 330 lb./ft. engine torque.

ACT “Street Duty” Disc is rated for 330 lb./ft. of engine torque.  This disc has copper stranding for better heat resistance.

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

$375.00Price:
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ACT CW03 Counterweight

Modified Mazda OEM Counterweight for use with the 6-port RENESIS engine.
Stock OEM manual transmissions on Mazda RX8 have the counterweight built into the flywheels. The ACT rear counterweight is needed when using ACT light flywheel. ACT light flywheels are NOT supplied with counterweights and must be purchased separately.
Price includes shipping to all 48 states. Hawaii, Alaska or international orders may be extra.

$170.00Price:
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ACT Pro-Lite Flywheel

Most stock flywheels are heavy cast iron and are designed for optimum drivability by storing some of the engine’s power in the form of inertia. Light flywheels provide significantly improved engine response and acceleration by compromising drivability. Many aftermarket flywheels are too light, fragile and expensive. ACT offers exactly what performance enthusiasts need: All the benefits of a lightweight flywheel, a choice of weights and affordable pricing. Premium quality Forged Chrome-Moly Steel CNC Machined to exact tolerances Precision balanced Induction hardened integral ring gear Stronger than cast iron, billet steel or aluminum

Durable and thick enough to be resurfaced Certified SFI Specification 1.1 – Legal for racing Characteristics of Prolite Flywheel:

-Lightest flywheel ACT offers
-Preferred for road racing or minimum inertia
-Quick throttle response and acceleration
-Reduced drivability

9.8 pound, Chrome-Moly flywheel.

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

Additional DescriptionMore Details

Requires counterweight, sold separately.


$275.00Price:
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Axles

BHR Axles

The Black Halo Racing axle shafts were designed for the serious racer/competitor. The factory axles are prone to breakage at rear wheel power levels in excess of 400 h.p. However, as has been the case with Mazda’s tripod joints, the RX-8′s rear joints are of excellent quality and are capable of withstanding over 800 h.p.

To save you money, BHR has designed an axle replacement set that takes full advantage of the capacity of the factory joints and includes both left and right axle shafts, all 4 flex boots, all 4 boot clamps, and 4 tubes of high-quality grease.

The axles are also black-oxided to prevent rust/oxidation during us and are made excxlusively by The Driveshaft shop.

Additional DescriptionMore Details

Price includes shipping to all 48 states. Additional shipping to AK, HI, and international.


$775.00Price:
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Clutch & Flywheel

BHR Flywheel

When it comes to your powertrain the flywheel can be a limiting factor due to it’s mass.  While, at slightly less than 17 lbs., the RX-8 has a lighter flywheel than most production vehicles Black Halo Racing has gone further to develop a much lighter alternative.  Our 9.0 lb. flywheel removes rotating mass in critical areas allowing more power to be translated to the wheels where you want it.

Our flywheel also has replaceable friction faces allowing you to reuse the flywheel if necessary instead of having to buy  a replacement should the need arise.

Necessary counterweight is sold separately.

Additional DescriptionMore Details

Price includes shipping to all 48 states. Additional shipping to AK, HI, and international.


$375.00Price:
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Powertrain

Carbonetic Differential Carbon

The CARBONETIC LSD (Limited Slip Differential) responds to the demands of the novice or the professional driver seeking the most dependable control when competing in road racing, time attack, drifting competition or a rally event. A vehicle’s kinetic performance is largely determined by the potential of the selected LSD. CARBONETIC released the Carbon LSD and the Metal LSD. Those CARBONETIC LSD have different characteristics so you can choose the best one for your vehicle.
The world famous Carbonetic Carbon LSD provides linear and stable traction during acceleration and deceleration, and regardless of road conditions and driving style, it yields the ideal line preferred by the driver. Carbonetic Carbon LSD’s are suitable for street, winding, circuit racing, fun circuit event, drifting, dirt trials, auto-cross (gymkhaha) and rallies.

CARBONETIC Carbon LSD Features:

  • More than twice the differential lock strength of metal LSDs
  • High carbon friction material increases the coefficient of friction
  • Friction coefficient of metal plate in oil: 0.05 ~ 0.15 vs carbon plate in oil: 0.25 ~ 0.35
  • Low initial drag resistance with reliable performance – surpasses more than 5 times that of metal LSDs
  • Acceleration control range in excess of 10 times that of metal LSDs
  • Vehicle will remain on track in and out of turns for exacting driving control
  • More than 30 times the thermal decomposition resistance of metal LSDs
  • Promotes increased driving skill – repeated time attacks or under loads of performance cars
  • More than 70 times the service life of metal LSDs
  • Virtually noiseless performance
  • Compatible with automatic transmission vehicles

Price includes shipping to all 48 states.  Hawaii, Alaska or international orders may be extra.

Additional DescriptionMore Details

1.5-way Recommended for street and track use.
2-way Recommended for drag racing and drifting use only.


$1,320.00Price:
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Carbonetic Differential Steel

The CARBONETIC LSD (Limited Slip Differential) responds to the demands of the novice or the professional driver seeking the most dependable control when competing in road racing, time attack, drifting competition or a rally event.
A vehicle’s kinetic performance is largely determined by the potential of the selected LSD. CARBONETIC release the Carbon LSD and the Metal LSD. More than twice the differential lock strength of metal LSDs
* More than twice the differential lock strength of metal LSDs
o High carbon friction material increases the coefficient of friction
+ Friction coefficient of metal plate in oil: 0.05 ~ 0.15
+ Friction coefficient of carbon plate in oil: 0.25 ~ 0.35
* Low initial drag resistance with reliable performance – surpasses more than 5 times that of metal LSDs
* Acceleration control range in excess of 10 times that of metal LSDs
o Vehicle will remain on track in and out of turns for exacting driving control
* More than 30 times the thermal decomposition resistance of metal LSDs
o Promotes increased driving skill – repeated time attacks or under loads of performance cars
* More than 70 times the service life of metal LSDs
* Virtually noiseless performance
* Compatible with automatic transmission vehicles

Price includes shipping to all 48 states.  Hawaii, Alaska or international orders may be extra.

Additional DescriptionMore Details

1.5-way recommended for street and track use.

2-way recommended for drag racing and drifting use only.


$1,200.00Price:
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Clutch & Flywheel

Competition Clutch Kit

Stage 2 kit: Organic Disc.

This assembly provides approximately 80% increase in torque capacity and is properly suited for aggressive street use and moderate track use. The Carbon Kevlar material with its alloy backing matched to a performance pressure plate will provide smooth engagement and extended life. 500 mile break-in highly recommended with this set-up. 300 mile break-in REQUIRED with this set-up.

Stage 3 kit: Segmented Kevlar Disc.

This segmented Kevlar material with a performance pressure plate will provide the ultimate in street and strip combinations. This assembly is suited for 150% increase in torque capacity. Provides quick but smooth engagement and extended life. 500 mile break-in REQUIRED with this set-up.

Stage 4 kit: 6-puck Carbon Disc.

This assembly, available with a double spring, six rivet carriage is good for ease of gear transition with higher horsepower. This disc complimented by a performance pressure plate provides 250% increase in torque capacity. 300 mile break-in recommended with this set-up.

Stage 5 kit: 4-puck Carbon Disc.

This assembly, available with a double spring, six rivet carriage is good for ease of gear transition with higher horsepower. This disc complimented by a performance pressure plate provides 300% increase in torque capacity. 300 mile break-in recommended with this set-up.

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

$450.00Price:
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Competition Clutch ST Flywheel

The ST flywheel is recommended for naturally aspiriated and/or street driven applications. This flywheel will work with ALL performance and stock clutch assemblies.

Qualities of the CCI Lightweight Steel Flywheel:
Preserves low end torque and drive ability
One piece ring gear for high durability
Weight varies from 11 lbs. to 14 lbs. depending on application
Well suited for Stage 1 and Stage 2 clutch kit applications

Stamped with 4140 plate with 2000 ton pressure at 1260 degrees
CNC machined and balanced to O.E. specifications

Reduced Mass = Increased Acceleration

Meets and exceeds SFI 1.5

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

$275.00Price:
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Competition Clutch STU Lightweight Flywheel

s flywheel will work with ALL performance and stock clutch assemblies.

Qualities of the CCI Ultra Lightweight Steel Flywheel:
One piece ring gear for high durability
Well suited for Stage 3 and up clutch kit applications

Stamped with 4140 plate with 2000 ton pressure at 1260 degrees
CNC machined and balanced to O.E. specifications

Reduced Mass = Increased Accleration

Meets and exceeds SFI 1.5

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

$300.00Price:
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Edelbrock Clutch Line Kit

Just like stock rubber brake lines, the stock rubber clutch lines can expand when pressure is applied, decreasing clutch performance and limiting pedal feel. By stepping up to one of Russell’s clutch line kits, your pedal feel for the clutch with dramatically increase while making for solid clutch engagement and firm, positive shifts. In addition, the Russell Clutch Hoses last much longer than the stock OEM rubber lines. Each clutch kit comes with braided stainless steel lines and all of the necessary components needed for a complete and easy installation.

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

$35.00Price:
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Exedy Cera-Metallic Clutch Kit

EXEDY cerametallic clutches are designed to handle the abuse of high powered modified engines. Our cerametallic friction material can handle much more slippage than stock type disc assemblies without slipping and fading. All cerametallic discs feature spring center dampers to reduce impact and shock loads.
This disc tends to engage quite harshly and chatter a bit.  As such, it is strongly advised to use only as a racing clutch.

Additional DescriptionMore Details

Price includes shipping to all 48 states. Hawaii, Alaska and international orders may be extra.


$500.00Price:
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Exedy Lightweight Flywheel

EXEDY Racing Flywheels are made from solid one piece billet chromoly steel forgings. They are specifically designed to reduce weight and inertia for better engine response.

Most incorporate special design features to enhance air flow to improve the cooling of the clutch. The ring gear teeth are milled onto the flywheel unlike an aluminum flywheel where the ring gear is pressed onto the flywheel and have the possibility of separating from the flywheel.

Price includes shipping to all 48 states. Hawaii, Alaska or international orders may be extra.

$375.00Price:
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Exedy MazdaSpeed Clutch Kit HD Release Bearing

Exedy Part number 10803AHD

EXEDY organic racing clutches only use premium friction materials that are resistant to slippage and burst. Increased clamp loads give the necessary capacity to handle modified engines. This is the preferred clutch for street and light horsepower track use. Driveability is similar to the stock clutch. Pedal efforts will be slightly higher because of the higher clamp loads. All of our clutch discs have spring centers to reduce drivetrain shock.

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

Additional DescriptionMore Details

Disc Outer Diameter 236mm
Spline Teeth / Major Diameter 23T / 26.2

BHR includes a pilot bearing seal, which is NOT included in the Exedy kit.


$375.00Price:
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Exedy Multi-Disc Solid Carbon Clutch Kit

The flagship model of EXEDY Racing Clutches: the carbon steel single plate clutches. These clutches are light in weight, durable, and resilient to high heat, contributing to an improvement in track times. These complete bolt on designs require no additional modifications to the vehicle. The carbon materials are baked at more than 2000 degrees celsius which allows the the carbon material to dissipate heat far better than conventional metallic material.
 
Includes Cover, Pressure Plate, Carbon Disc and Flywheel.
 
THIS IS A RACE-ONLY CLUTCH SYSTEM.
 
Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

Additional DescriptionMore Details

Number of Discs TWIN
Spring Damper Discs Solid Hub
Push / Pull PUSH TYPE
Disc Outer Diameter 200mm
Spline Teeth / Major Diameter 23T


$2,500.00Price:
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Exedy Multi-Disc Sprung Carbon Clutch Kit

For high-powered applications, Exedy offers twin and triple Multi-Plate Clutches. These are designed for hot street action as well as drag, road and rally racing. The twin plate clutches are rated for above 500TQ to 600TQ at FW. The triple plate clutches are rated for up to and over 800TQ at FW (for drag race applications). Twins come with both spring damper discs and solid discs. Triples are all solid discs and not recommended for road use. All of our multi-plate clutches come with a lightweight, chrome moly steel flywheel and the famous purple anodized forged aluminum clutch cover. Depending on the application, we have both strap drive and lug drive models. All have T5001 cerametallic friction materials for extreme heat resistance.
Engine modifications e.g. cam-timing-turbo modifications etc. cause engine pulsation and vibrations. These vibrations can cause clutch rattle when the clutch pedal is depressed by movement on the intermediate separator plate in some applications. These noises will in no way affect the performance of the Exedy Multi Plate Clutch. This rattle is well accepted in the performance industry where engine modifications have been carried out.
Clamp Load 2426 lbs.

THIS IS A RACE-ONLY CLUTCH SYSTEM.

Price includes shipping to all 48 states.  Hawaii, Alaska and international orders may be extra.

$2,000.00Price:
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Exedy Stage 1 Clutch Kit w/HD Release Bearing

Exedy part number 10803A

EXEDY organic racing clutches only use premium friction materials that are resistant to slippage and burst. Increased clamp loads give the necessary capacity to handle modified engines. This is the preferred clutch for street and light horsepower track use. Driveability is similar to the stock clutch. Pedal efforts will be slightly higher because of the higher clamp loads. All of our clutch discs have spring center dampers to reduce drivetrain shock.

For international orders, please contact Charles@BlackHaloRacing.com

Additional DescriptionMore Details

BHR adds a pilot bearing seal which does NOT come in the Exedy kit.

Price includes shipping to all 48 states. Hawaii and Alaska may be extra.


$335.00Price:
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