SKU: TBS-3358-LS7
3358-REC -LS7 CHEVY HIGH HELIX 250 LOW PROFILE- LS7 - REC. Port Blower w Carb-EFI-Options

LS7     Chevy- 250 HIGH HELIX   Blower Setup  -  Complete Kit   TBS-3358-LS7   3 to 12 lbs boost 

Uses 8mm x 2"  wide drive belt cleated

Fits under hood  usually with no modifications - overall height of manifold, blower and carb adapter is 10.56"

A Carb or Bugcatcher will add about 5"  height 

The top on this blower is same as a 8-71  or 6-71  pattern-  whatever fits them, fits this as well  .

Solid Billet , with Billet 2 lobe rotors.    Mirror like polishing. 

makes PLENTY of boost for any engine up to 475 cu in -  for Street or Marine use or Drag Racing 

Great Street sleeper blower to hide under the hood.  

Holley Stealth   is a great EFI   setup   or our 4005  Bugcatcher EFI 

Dual ATM CARBS 750 w Linkage  Lines  Scoop w Filters 

Street engines on pump gas will have to have 9-1 compression or  less or use our Torco Octane booster to raise 93 octane to 103

Also Used in High Compression LS   Chevy Race cars to add 3-12 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 BilletCharger 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. 

BILLET ROTORS ARE HARD ANODIZED AND COME WITH  TEFLON STRIPPING

BILLET CASES ARE HARD ANODIZED INTERNALLY

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) 
• 3 Lobe Rotors-Billet Extrusion - 120 DEGREE TWIST "HIGH HELIX"  
  • Teflon OD Stripping-Full length rotor shaft for increased strength
  • Maximum boost at HIGH  RPM  ( THIS HIGH HELIX WILL MAKE BOOST AT 3000 RPM HIGHER THAN IT'S 2 LOBE COUNTERPART 
• " HIGH HELIX CONTINUES TO MAKE BOOST  AT A HIGHER RPM THAN THE TWO LOBE  FOR RACERS THAT WANT TO USE A 29 
• TOOTH TOP PULLEY WHICH OVERDRIVES THE BLOWER 120% od  
•  FOR SMALL 5.3  OR EVEN 6.0  MODERATE RACING YOU CAN USE THE 3158 2 LOBE JUST FINE 
• Billet Front Cover
  • Oil Level Sight Glass-Oil Drain Plug-Polished Pressure Relief Valve 
• Billet Bearing Plates
  • Increased Strength over cast
  • Hard Anodized
• Included:
  • 250 Billet Supercharger with Snout
  • Intake Manifold
  • Accessory Pulley 2V belt or Serpentine
  • Supercharger Pulleys (*Please specify engine size and desired boost when ordering)
  • Belt 8mm x 2" Cleated
  • Idler Assembly
  • All Necessary Gaskets and Hardware
  • you will need a Aftermarket Balancer with a 6 bolt Blower Bolt pattern. 
  • We stock the  , Innovators West  Balancer  or a Blower hub. 
  • Dual EFI Throttle Body Injection system  from Holley  works nicely