The BCA BOOST 4R70W conversion package for swaps


Valve body:
Crankshaft bolt count:
Manual valve body safety control:
1300HP upgrade:   1300HP upgrade (Add $450.00)
Qty: - +
   - OR -   

The 'BOOST' 4R70W package



This kit is designed for those either looking to swap their current setup to an automatic or a fresh build with a ‘no hassles’ solution that comes with everything you need to get the job done.

This is THE package you need to handle the additional power and torque of turbo, supercharger or nitrous power adder applications!


Transmission and torque converter:

    BCA custom built 950fwhp/800rwhp capable 4R70W including

  • Choice of Modular or SBF bellhousing
  • Choice of manual valve body or fully automatic shifting control package
  • Transbrake option for manual valve body package
  • Electronic overdrive and lockup
  • High performance direct clutch plates
  • High performance forward clutch plates
  • 4 High performance intermediate plates
  • 4 High performance reverse clutch plates
  • High performance overdrive and reverse bands
  • Diode style Intermediate one way clutch with ‘Spiral Lock Kit’
  • 300M intermediate shaft
  • 300M upgrade to direct drum
  • Hardened gear set
  • Performance improved pump
  • Steel pan with drain plug
  • BCA Lifetime Labor warranty
  • Billet lockup torque converter custom spec'd for your application


Installation kit includes

  • Flexible stainless dipstick tube kit
  • Transmission cooler and line kit
  • Transmission mount
  • SFI flexplate and ARP bolt kit
  • 1350 series performance slip yoke

No core or core charge required.

Putting together a complete package for these swaps has been a struggle that many of us doing this have had to face.  The decisions on whether we offer too much or not enough are not simple. So I have built this kit as the starting platform for just about any swap. Remember that I am here to help you with your build. I can provide literally everything you need to get the whole job done.

If you don't see what you need here, I will help you find it. Please give me a call at 317-514-0816 

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