M20 Throttle Body Coolant/CCV Block Off


In stock


CNC machined block off and delete plate for both the CCV (crankcase ventilation) and coolant circuits on the throttle body of your M20 engine.  Compatible with M20B20, M20B23, M20B25, M20B27, M30B34, and M30B35 engines.

When used with the OE cork gasket, you will get an airtight seal with a crisp, clean appearance.  This will require removal of the steel CCV port in the side of the throttle body.

Very handy for turbo systems.  Replaces OE part numbers 13541711042 and 13541285470.


Key features:

  • Precision CNC machined from billet 6061 aluminum
  • Compatible with both M20B25 and M20B27 engines from the E30 chassis
  • Compatible with OE cork gasket for an airtight seal
  • 100% designed and manufactured in the USA
  • Clean, professional appearance
  • Utilizes OE mounting hardware for installation
  • Replaces OE part numbers 13541711042 and 13541285470
  • Requires use of new OE cork gasket, part number 13541285471 (not included)

Additional information

Weight 3 kg
Dimensions 15 × 10 × 2 cm

Sidon River Manufacturing, LLC

Precision CNC machined parts with impeccable quality for the BMW 3 series E30 chassis.

We also do custom work!

Visit us at sidonriver.com

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