2. Use the adaptor as a drill template
3. Prepare the transom for optional concealed thru-hull fitting
NOTE! For thru-hull fittings above the waterline go straight to step 4!
1. Pilot hole
2. Hole saw
Ø 3 mm (1/8")
Ø 19 mm (3/4")
Use the adaptor as a drill template
1. Pilot hole
2. Hole saw
3. Tap
Ø 3 mm (1/8")
Ø 16 mm (5/8")
M18 x 2.5
Option 2 (M18 x 2.5):Option 1:
4
1
300 S: x8
450 S: x12
NOTE! Refer to the main Installation Guide on how to prepare
the interceptor for concealed thru-hull fitting!
NOTE! For BTS replacement go straight to step 3!
2
1
NOTE!
O-ring for extra sealing.
Do not apply sealant.
Apply sealant Apply sealant
300 S: x8
450 S: x12
3
4. Mount the adaptor
GRP hull:
Drill holes for the adaptors
300 S: x8
450 S: x12
Metal hull:
Prepare for machine screws
as per builder preference
1. Pilot hole
2. Drill
Ø 3 mm (1/8")
Ø 5 mm (3/16")
2Remove the back
plug and cut o
the three small
protrusions
NOTE!
Fill the holes with a suitable
filler and flatten the surface
to ensure a waterproof
installation
!
NOTE! Make sure to align the
top edge of the adaptor with
the mark on the transom!
GRP hull: T30 (ST 6.3x38)
Use the two included screws,
together with the ones that
come with the Zipwake
interceptor
Metal hull:
Machine screws
(not included)
