Rosson racing fuel rail fittings?

Quantrill · 3/21/14, 7:46 AM

Anyone know what size the threads are?

DAD · 3/21/14, 8:41 AM

Mark

The line fittings are probably 6an which would be 9/16 x 18 thread. Could be 3/8 npt 3/8 x 18 tapered but I doubt it. We use the radiused pump fittings with O-rings on our rails.

Honest Dad himself

3/21/14, 8:41 AM	#2 Re: Rosson racing fuel rail fittings?
DAD Senior Member Join Date: Aug 2009 Posts: 5,955	Mark The line fittings are probably 6an which would be 9/16 x 18 thread. Could be 3/8 npt 3/8 x 18 tapered but I doubt it. We use the radiused pump fittings with O-rings on our rails. Honest Dad himself _________________________________________________ Last edited by DAD; 3/21/14 at 8:50 AM.

3/21/14, 7:46 AM	#1 Rosson racing fuel rail fittings?
Quantrill Senior Member Join Date: Nov 2009 Posts: 526	Anyone know what size the threads are?