TANDEM AFTERMARKET UNIT USING PARKER PARTS FOR THIS OBSOLETE ULTRA.
ORIGINAL UNIT 17CC FRONT AND 10 CC REAR
AFTERMARKET UNIT IS 16CC FRONT (CAN ALSO BE DONE WITH 19CC FRONT) AND 11CC REAR.
FRONT SECTION INLET: 1″ 5/16 UNF
FRONT SECTION OUTLET: 1″ 1/16 UNF
REAR SECTION INLET: 1″ 1/16 UNF
REAR SECTION OUTLET: 7/8 UNF