RV-4 Dynafocal 320 Exhaust System
Vetterman Exhaust 4-pipe system designed to fit your RV-4 with dynafocal mounted 0-320 engine(except H2AD).
Supplied complete with all mounting hardware and gaskets. Tailpipe support system must be fabricated from the supplied parts for the individual aircraft. These exhaust systems are fabricated specifically for Lycoming engines, not necessarily their variants. If you have a Mattituck, or AeroSport (or similar) engine with custom oil sump or induction system then please call Van's Aircraft for assistance in determining your system requirements.