SKU: TBS-3121-MP-BB
TBS-3121-MP Polished 250 Blower 2 Lobe- 8mm BB MOPAR 383-440 Blower Package

TBS-3121-MP  2 LOBE  250 Blower package 8mm COGGED - 

2v ACCESSORY Pulley Included  

 Optional  TBS-3321-MP   for High Helix version *  see drop down  

STREET OR BRACKET RACE    250 Mini Blower  for BB MoPar 383-400  or 440    

  Polished with Black option   Specify if you have MAX WEDGE PORTS  

With new 2 LOBE  BILLET ROTORS 

3121  8mm low profile blower TBS 9.8" ModMan Indy Manifold  - Special Order - Give us at least 30 Days 

MoPar  Short or Tall  Deck   250 Blower Setup  -  Complete Kit  * optional Balancer  

Cannot use original Chrysler Balancer 6 bolt Chrysler Pattern  - Has to be Blower Pattern  

With 8mm x 2" Wide Belt  COGGED 

 blower and carb adapter is 10.56"

Solid Billet , with  2 lobe rotors. ( see 3321 for the High Helix Version )

Makes  PLENTY of boost for any engine up to 500 cu in -  for Street or

 Marine use or Bracket Racing ( usually 4-8 lbs on 565-580  cu in engines 

Great Street sleeper blower to hide under the hood.  

Not sure of Water Pump Length  

*Also Used in High Compression  Race cars to add 3-4 lbs of boost to  

equalize Atmospheric conditions when the air gets dirty, and/or  

corrected elevation  and density altitude caused a negative impact on  your ET .

A 71 style Supercharger sticking out of the hood is always a nice addition, but it may 

not be what you are looking for. With our 250 Billet-Charger Blower series we have solved that problem. 

Still producing the most boost in the industry these dangerously powerful blowers come

 in a beautifully small package.  Perfect for tight clearances and low profile under-the-hood applications.

2 Lobe Straight Rotors w/ Teflon* will make 8-9   lbs boost on a 540 

Specs:

• Billet Case
  • CNC machined 6061-T6 Aluminum
  • Increased Strength over cast
  • Hard Anodized Interior
  • Mirror-Like Polish
  • Low Profile Design (6.56 tall including Billet Carb Adaptor)
  • Single or Dual Carb (4150 or 4500 *Please Specify when Ordering) SUGGEST  BUFFCO  RISER 
• 2 Lobe Rotors -BILLET 
  • Teflon OD Stripping
  • Full length rotor shaft for increased strength
  • Maximum boost at low RPM 
• Billet Front Cover -Oil Level Sight Glass
  • Oil Drain Plug -Polished Pressure Relief Valve  - Billet Bearing Plates
• • -  Hard Anodized
• Included:
  • 250 Billet Supercharger with Snout
  • Intake Manifold Tall Deck (4.31" tall, machined for water and Polished)
  • Accessory Pulley 2V belt OR SERPENTINE 
  • Supercharger Pulleys (*Please specify engine size and desired boost when ordering)
  • Belt 8mm x 2"   
  • Idler Assembly-All Necessary Gaskets and Hardware

  Intake bolts are 2" Stainless USS Threads Allen with thick AN Washers 

Recent comment from an ex carb, unblown customer: