Skip to content

Product Restock Happening Over The Next Week or Two! --------> Ibexx, BDX/SSI, Avid, Backwoods, TKI/TRS, Iceage, Etc!

BDX/SSI Catalyst 900 Big Bore

Regular price $8,300.00

Unit price per 

only 0 left in stock

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 durability over the last 5 years

These kits make 70+ HP more than stock with Wicked Torque Gains!! 

Available for ALL 2023 600 Models.

The TO THE MAX KIT comes with everything you need to bring the motor to maximum horsepower.  PROMAX 900 Cylinders, Custom 900 Exhaust Valves and Caps, 22mm Connecting Rods, Case machining to fit big bore pistons, Custom Wiseco pistons, Billet Head, Replaceable Dome inserts, Complete Top End Gasket set, Big Bore Pipe and Y pipe, our SSI Stainless Muffler, Boyesen Reed Valves, 55mm Pro Lite Throttle Bodies, Higher flow injectors, Pro-Shift Clutching, and The IBEXX GOAT Tuner with Big Bore Tuning included

OPTIONS:

- High and Low elevation setups available 

- Single pipes in Standard Black or Polished Ceramic Coat

- Stainless or Titanium muffler

KEY FEATURES:

- IBEXX Tuner allows you to flash your ECU whenever and wherever as long as you have wifi, no need to send in your ECU!

- 55mm throttle bodies supply your engine with the air it needs and with relocated injectors, they allow for better fuel atomization, resulting in more crisp and responsive throttle response throughout the low end and mid range

- SSI Clutch kits get the power to the ground

- Billet head offers replaceable domes for pump gas setups at both low and high elevations

 

**COMPLETE ENGINE MUST BE SENT IN PRIOR TO YOUR ORDER BEING COMPLETED**

 

---PLEASE REMOVE ALL NON-ESSENTIAL ITEMS FROM YOUR ENGINE INCLUDING: COOLANT LINES, REEDS, MOTOR MOUNT PLATE, ELECTRIC START MOTOR, RECOIL, AND OIL LINES. 

-IF YOU WOULD LIKE TO KEEP YOUR STOCK PARTS YOU WILL NEED TO CALL US AS THERE WILL BE ADDITIONAL CHARGES

 

Close (esc)

Popup

Use this popup to embed a mailing list sign up form. Alternatively use it as a simple call to action with a link to a product or a page.

Age verification

By clicking enter you are verifying that you are old enough to consume alcohol.

Search

Shopping Cart

Your cart is currently empty.
Shop now