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Categories
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SNOWMOBILE
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ARCTIC CAT
- 2025+ Catalyst 858
- 2024+ CATALYST 600
- 2022+ C-TEC 2 MODELS with ADAPT CLUTCHES
- 8000 CTEC-2 MODELS 2018-2021 & YAMAHA MOUNTAIN MAX
- 6000 CTEC-2 MODELS 2018+
- Blast 400
- 800HO TWIN 2012-2017, 8000 SERIES
- 6000 CTEC-2 2014-2017
- KING CAT, THUNDERCAT AND 9000 TURBO MODELS
- 7000 SERIES WITH YAMAHA MOTOR
- 1100 TURBO 2012-2016, 9000 SERIES
- 5000 SERIES/ 1100 4 STROKE 2012-2017
- 800HO TWIN 2010-2011
- 800 TWIN 2007-2009
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- M6/M7 AND CROSSFIRE 600/700
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- ZR900 / MOUNTAINCAT 900
- SPEED SHOP PERFORMANCE KITS
- REPLACEMENT PLASTICS
- CHASSIS
- CLUTCH KITS & COMPONENTS
- DRIVETRAIN & GEARS
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ENGINE
- BIG BORE KITS
- BILLET HEADS MOUNTAIN SERIES
- BILLET HEADS LOW ELEVATION
- REPLACEMENT DOMES
- REED VALVES
- ECU REFLASH TUNES
- EFI CONTROLLERS AND HARDWARE
- ENGINES AND COMPONENTS NEW AND USED
- GASKETS
- INTERCOOLERS AND CHARGE TUBES
- NICASIL PLATING
- PORTING
- CRANKSHAFTS
- PISTONS
- THROTTLE BODIES
- OIL BLOCK OFF
- POWER VALVE BLOCK OFF KITS
- OFFSET TIMING KEYS
- EXHAUST
- PRO-TUNE ECU REFLASH
- HURRICANE PERFORMANCE TUNES AND COMPONENTS
- KOSO DIGITAL GAUGES
- SYNCRO-DRIVE BELT DRIVES
- TOOLS
- TURBO KITS & COMPONENTS
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SKI-DOO
- 900 ACE TURBO
- MACH Z / 900R
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- XP800R CARBURATED
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- DRIVETRAIN
- ENGINE
- SPEED SHOP BOLT ON KITS
- EXHAUST
- PRO-TUNE ECU REFLASH
- HURRICANE PERFORMANCE TUNES AND COMPONENTS
- KOSO DIGITAL GAUGES
- SYNCRO DRIVE BELT DRIVES
- TOOLS
- TURBO KITS
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POLARIS
- 850 BOOST TURBO
- 850 PATRIOT MODELS 2019+
- 650 PATRIOT MODELS 2021+
- 800HO AXYS 2015+
- 800 CFI 2011-2016
- 600 CFI AXYS 2015+
- 800 CFI 2008-2010
- 600 CFI 2007-2016 (NON AXYS)
- PRO-TUNE ECU REFLASH
- CHASSIS
- CLUTCH KITS & COMPONENTS
- DRIVETRAIN
- ENGINE
- EXHAUST
- KOSO DIGITAL GAUGES
- SPEED SHOP BOLT ON KITS
- SYNCRO DRIVE BELT DRIVES
- TOOLS
- TURBO KITS
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YAMAHA
- SIDEWINDER AND SRX TURBO
- 2022+ MTN MAX w/ ADAPT CLUTCHING
- MOUNTAIN MAX 800 TWIN
- Venom 400
- SR VIPER
- NYTRO
- PRO-TUNE ECU REFLASH
- HURRICANE PERFORMANCE TUNES AND COMPONENTS
- CHASSIS
- CLUTCH KITS AND COMPONENTS
- DRIVETRAIN
- ENGINE
- EXHAUST
- KOSO DIGITAL GAUGES
- PERFORMANCE KITS
- SYNCRO DRIVE BELT DRIVES
- TOOLS
- TURBO KITS AND COMPONENTS
- REPLACEMENT PLASTICS
- LYNX
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ARCTIC CAT
- UTV
- APPAREL
- Tech
- GARAGE SALE
- TURBO KITS
- SNOWMOBILES
- PROMAX ASCENDER HOODS
- BLOWOUT SALE
Top sellers
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PRO-TECTAIR 2.0
Check out the newly revised PRO-TECT AIR 2.0!! Protect your engine from...
USD $99.95 -
ANTI-SLOP 2.0 STEERING STEERING SUPPORT FOR 2012+ ARCTIC CAT
BDX has a developed a new replacement "ANTI-SLOP" steering post bushing...
USD $44.95 -
CAN AM X3 TORSION SECONDARY SPRINGS FOR SSI HELIX
We have two different rate torsion springs for our billet helix and...
USD $21.95 -
ANTI-SLOP 2.0 SECONDARY STEERING STEERING SUPPORT FOR 2012+ ARCTIC CAT
BDX has a developed a new replacement "ANTI-SLOP" steering post bushing...
USD $34.95 -
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DIAMOND DRIVE BEARING KIT 04-06, 09-11 W/ ENGINE REVERSE
This simple kit supplies you with all of the roller bearings in the...
USD $94.95 -
BDX ROCK ROLLERS FOR DIAMOND DRIVE
ROCK Performance Rollers are made from engineering grade plastics...
USD $54.95 -
SUPERLITE PROLITE BRAKE ROTOR FOR ARCTIC CAT and YAMAHA 2012-CURRENT
Super Lite Weight Brake Rotor for 2012 and up Arctic Cat ProClimb,...
USD $119.95 -
ARCTIC CAT / POLARIS PRIMARY CLUTCH SPRINGS
We have 3 different clutch springs for all Polaris drive clutches, and...
USD $21.95 -
No manufacturer
No supplier
Search "Big Bore" 112 results have been found.
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JAWS BIG BORE SHARK SINGLE PIPE ARCTIC CAT... JAWS BIG BORE SHARK SINGLE PIPE ARCTIC CAT...
The Jaws BIG BORE SHARK single pipe is a must for big bore motors. Works on all big bores from 900-950cc. Expect to gain 10-15 horsepower on a big bore motor with this pipe over the stock pipe. COMES WITH THE PIPE, Y PIPE AND DONUT GASKET The Jaws BIG BORE SHARK single pipe...
USD $599.95
In Stock -
2022 MTN MAX 900 BIG BORE 2022 MTN MAX 900 BIG BORE
Don't want to build a Prolite yourself? just buy this one! Great condition with just 578 miles, 165 3" Alpha one with our full 900 to the max kit and tons of extra! just check out the last picture for a full build list! currently setup for high elevation riding above 7000' but can be reconfigured for your liking Don't want to build a Prolite...
USD $11,995.00
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900 PRO-MAX 2 BUDGET BIG BORE KIT 900 PRO-MAX 2 BUDGET BIG BORE KIT
Well we all know that Arctic Cat really stepped up their game on the new 8000 DSI motor. It runs incredibly smooth, efficient, and responsive with much more low end and mid range torque. Now just take that new and improved motor and make it a 900! Wow what a fun machine it becomes! The 900 PROMAX2 Big Bore kit is the real deal. Build your own with... Well we all know that Arctic Cat...
USD $2,099.00
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900 TO THE MAX BIG BORE KIT 2012-2017... 900 TO THE MAX BIG BORE KIT 2012-2017...
Our 900 Big Bore Kit has been cranking out some serious power for several years now. It makes very impressive power and wicked torque. The powerband is broad and it's a blast to drive!! With the use of the Jaws Big Bore pipe, Boyesen reeds, a 2.5 degree timing key, and a power commander, this kit will crank out 190+ hp and over 120 lb/ft of torque on... Our 900 Big Bore Kit has been...
USD $3,995.00
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900 BIG BORE KIT TO THE MAX - CTEC 900 BIG BORE KIT TO THE MAX - CTEC
The TO THE MAX KIT comes with everything you need to bring the motor to maximum horsepower. PROMAX 900 Cylinders, Custom Wiseco pistons, Billet Head, Replaceable Dome inserts, Complete Top End Gasket set, Jaws Big Bore Pipe and Y pipe, our SSI Stainless Muffler, Boyesen Reed Valves, 55mm Pro Lite Throttle Bodies, Pro-Shift Clutching, and The IBEXX GOAT... The TO THE MAX KIT comes with...
USD $4,495.00
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PATRIOT 909 BIG BORE PRO KIT PATRIOT 909 BIG BORE PRO KIT
IF you want to look mostly stock, sound stock, but certainly not be stock at all, we can help!! With our pipe mod, billet head, and big bore kit, no one will be able to see what's really under the hood!! The stock porting was relatively mild, and there was plenty of room to bore the stock cylinder out. Bring you sled to life with our 909 cc big bore... IF you want to look mostly stock,...
USD $3,199.00
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PATRIOT 909 BIG BORE KIT WITH BILLET HEAD PATRIOT 909 BIG BORE KIT WITH BILLET HEAD
The Patriot 850 motor is a fun package, but there was plenty left on the table. The stock porting was relatively mild, and there was plenty of room to bore the stock cylinder out. Bring you sled to life with our 909 cc big bore kit!! The combination of the larger bore, improved porting, and our billet head produces one awesome kit. The Patriot 850 motor is a fun...
USD $2,099.00
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450 BIG BORE KIT for VENOM / BLAST 450 BIG BORE KIT for VENOM / BLAST
The 450 Big Bore Kit really brings this 400's to life!! We have been doing the 900 big bore to the 800 for several years now, and they work great. The latest single cylinder version works great too! Much more low end torque and peak horsepower. The 450 Big Bore Kit really brings...
USD $1,099.95
Out of stock -
900 BIG BORE KIT 2012-2017 ARCTIC CAT 900 BIG BORE KIT 2012-2017 ARCTIC CAT
Our 900 Big Bore Kit has been cranking out some serious power for several years now. It makes very impressive power and wicked torque. The powerband is broad and it's a blast to drive!! With the use of the Jaws Big Bore pipe, Boyesen reeds, a 2.5 degree timing key, and a power commander, this kit will crank out 190+ hp and over 120 lb/ft of torque on... Our 900 Big Bore Kit has been...
USD $2,099.00
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860 ETEC BIG BORE KIT - SKI DOO 860 ETEC BIG BORE KIT - SKI DOO
THE ETEC 860 BIG BORE IS A TORQUE MONSTER ON SNOW! WE BORE OUT THE CYLINDERS, DO A FULL PORT JOB, RENIKASIL PLATE THEM AND MODIFY THE EXHAUST VALVES. THE STOCK HEAD IS CNC MACHINED FOR THE LARGER BORE. YOU GET TWO NEW PISTON KITS AND A FULL TOP END GASKET SET. IT CRANKS OUT 180 HORSEPOWER AND OVER 120 LB/FT OF TORQUE THE ETEC 860 BIG BORE IS A TORQUE...
USD $1,995.95
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REPLACEMENT 950 BIG BORE PISTON ARCTIC CAT REPLACEMENT 950 BIG BORE PISTON ARCTIC CAT
Replacement 950 big bore piston for 2010-2017 Arctic Cat For our Promax 950 Big Bore Kit Replacement 950 big bore piston for...
USD $199.95
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860 POLARIS BIG BORE WITH DURABILITY KIT 860 POLARIS BIG BORE WITH DURABILITY KIT
THE POLARIS MOTOR HAS A LOT OF POTENTIAL! IT MAY BE LOWER ON STOCK POWER BUT THE 860 BRINGS IT TO LIFE WHERE IT SHOULD BE! THIS KIT MAKES 25-30 MORE HORSEPOWER ON PUMP GAS WITH TORQUE NUMBERS IN THE MID TEENS! IT HAS KILLER THROTTLE RESPONSE FOR BOON DOCKING, AND THE HORSEPOWER PULLS HARD UP THE MOUNTAIN! WE UTILIZE OUR DURABILITY KIT STYLE PISTONS... THE POLARIS MOTOR HAS A LOT OF...
USD $2,299.00
In Stock -
CATALYST 900 BIG BORE CATALYST 900 BIG BORE
Turn your stock CATALYST 600 in to a 900cc monster with our new CATALYST 900 Kit! This kit comes with everything you need. Expected availability is 1/1/24, Engine turnarounds are expected to be less than 1 week upon receiving your engine. These are the same 900's we've been running on the 800 Ctec's, adapted to fit the 600's, which have proven their... Turn your stock CATALYST 600 in to a...
USD $5,495.00
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900CC CTEC BIG BORE PISTONS 90.5MM 900CC CTEC BIG BORE PISTONS 90.5MM
These replacement pistons are for our 900 big bore kit for the 2018+ Arctic Cat 8000. 90.5mm diameter PISTONS SOLD INDIVIDUALLY These replacement pistons are for our...
USD $219.95
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ARCTIC CAT BIG BORE H.O. DOMES ARCTIC CAT BIG BORE H.O. DOMES
Replacement Dome for our Pro-Cool Billet Head for Arctic Cat 800&8000 H.O. model engines with SSI 950 or 900 big bores. SOLD EACH Replacement Dome for our Pro-Cool...
USD $114.95
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ARCTIC CAT BIG BORE CTEC-2 DOMES ARCTIC CAT BIG BORE CTEC-2 DOMES
Replacement Dome for our Pro-Cool Billet Head for Arctic Cat 800&8000 model Ctec-2 engines with big bores. Sold each. Replacement Dome for our Pro-Cool...
USD $99.95
In Stock -
SSI POLARIS 860 BIG BORE DOMES SSI POLARIS 860 BIG BORE DOMES
Replacement Dome for our Pro-Cool Billet Head for Polaris 800 model engines with 860 big bore kit SOLD EACH Replacement Dome for our Pro-Cool...
USD $99.95
In Stock -
860 BIG BORE PISTON POLARIS 860 BIG BORE PISTON POLARIS
Replacement 860 big bore piston. Dual ring, Teflon coated. 88mm. Comes with piston, rings, wristpin, and c-clips. Sold Each Replacement 860 big bore piston....
USD $219.95
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660 BIG BORE KIT FOR POLARIS 600 660 BIG BORE KIT FOR POLARIS 600
The Polaris 600 is a heck of a motor, and it has a ton of potential! The 660 kit makes 145-149 hp when paired with our pipe mod, v force reeds, and a power commander. We bore the cylinders out, port them, re-nikasil the plating, modify the exhaust valves, and machine the head. This kit is extremely reliable, powerful, and fun! The Polaris 600 is a heck of a motor,...
USD $1,649.00
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MOUNTAIN SERIES PRO SHIFT CLUTCH KITS-POLARIS MOUNTAIN SERIES PRO SHIFT CLUTCH KITS-POLARIS
MOUNTAIN SERIES PRO SHIFT KITS are designed for long track models in deep snow. They are tuned for very quick throttle response in deep snow when boondocking and climbing, so that you have instant power all of the time. MOUNTAIN SERIES PRO SHIFT KITS are...
USD $329.95
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SKI DOO PRO SHIFT CLUTCH KITS - LOW ALTITUDE SKI DOO PRO SHIFT CLUTCH KITS - LOW ALTITUDE
Our ProShift clutch kits for your Ski Doo are a great way to improve the performance of your machine. The low altitude kits are available for all track lengths. The standard low altitude kit is designed for aggressive trail riding where you see a nice gain in acceleration with very quick throttle response. A lot more fun on the trail with more... Our ProShift clutch kits for your Ski...
USD $219.95
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LOW ALTITUDE PRO SHIFT CLUTCH KITS POLARIS... LOW ALTITUDE PRO SHIFT CLUTCH KITS POLARIS...
Clutching is the key factor to optimize the performance of your machine. Whether you have a stock or modified machine there is a lot of performance to be gained with our ProShift Clutch Kits. We have tested to produce more aggressive helix angles to provide quicker acceleration. Clutching is the key factor to...
USD $329.95
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JAWS CTEC BIG SHARK SINGLE PIPE ARCTIC CAT... JAWS CTEC BIG SHARK SINGLE PIPE ARCTIC CAT...
The Jaws BIG SHARK 800 pipe adds tremendous bottom end power and easy hp over stock on the top end with peak power at 8100-8300 rpm on the Ctec2 motors. With our reflash the power jumps 12-15+ horsepower and 8 lb/ft of torque. COMES WITH THE PIPE, Y PIPE AND DONUT GASKET The Jaws BIG SHARK 800 pipe adds...
USD $599.95
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JAWS BIG SHARK SINGLE PIPE ARCTIC CAT 800... JAWS BIG SHARK SINGLE PIPE ARCTIC CAT 800...
The Jaws BIG SHARK 800 pipe adds tremendous bottom end power and an easy 11-13 hp over stock on the top end with peak power at 83-8500 rpm on 2012-17 800 HO. With the power commander (and our map) plus a 2.5 degree offset timing key, the power jumps to 15-16 horsepower. COMES WITH THE PIPE, Y PIPE AND DONUT GASKET The Jaws BIG SHARK 800 pipe adds...
USD $599.95
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RZR XP BIG TURBO UPGRADE KIT RZR XP BIG TURBO UPGRADE KIT
Own a Polaris RZR XP Turbo but looking for more moxie from your UTV? We've got you covered. Our OEM replacement Big Turbo upgrade flows 17% more air, spools faster and lowers your overall charge temps through a more efficient turbo design. Coupled with our ECU tune (included), expect to see a minimum increase of 38% more raw power on the 2016 model and a... Own a Polaris RZR XP Turbo but...
USD $2,399.00
In Stock
