CUMMINS ISX, QSX ENGINES – HAS PRE-FILL COVER ON THREADED END – ONCE FILTER IS PRE-FILLED WITH FUEL ON THE INLET SIDE, REMOVE THE COVER BEFORE INSTALLING – FOR NANO-PRO VERSION, USE WF10515

DAHL 100 SERIES FUEL/WATER SEPARATOR – 30 MICRON

VOLVO HD TRUCKS – HAS OPEN BOTTOM THAT REQUIRES REUSABLE PLASTIC BOWL – BOWL THREADS ARE 95X2.5 MM SAME AS 3 3/4-10 BOWL THREAD

VOLVO EQUIPMENT – HAS OPEN BOTTOM THAT REQUIES A REUSABLE PLASTIC BOWL – BOWL THREADS ARE 80X2.5 MM

FREIGHTLINER TRUCKS – RACOR FUEL SYSTEMS – HAS 3 3/4-10 BUTTRESS THREADS ON THE BOWL END – IF BOWL REQUIRED, USE WF10136 (ORDER SEPARATELY) – (IF HIGHER EFFICIENCY REQUIRED, USE 33231)