What size are the fittings you are trying to match up to ?
Going big wont hurt anything
If I had to guess I would go half inch inner diameter
I use one inch on my Turbo 1000 ( over kill for you )
Dave
Original owner 78 1000 LTD
Mr Turbo Race Kit, MTC 1075 Turbo pistons by PitStop Performance , Falicon Ultra Lite Super Crank, APE everything. Les Holt @ PDM's Billet Goodies . Frame by Chuck Kurzawa @ Logghe Chassis . Deep sump 5qt oil pan. RIP Bill Hahn
