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Drum to Disc Conversion for Motortrike 9" drum brake system

Lee H. Mann

Gone But Not Forgotten
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Drum to Disc Conversion for Motortrike 9" drum brake system

Just completed a drum-to-disc conversion on a Valkyrie with a MotorTrike conversion. Replaced front line and both lines from the tee. Kit is available now.

7-7-17 012.JPGleft side 01.jpgleft side 02.jpgleft side align.jpg

This kit comes with or without an internal drum type parking brake.
 
In automotive school I was told to never use teflon tape on brake systems and that all brake fittings must use flared fittings as brake fluid dissolves teflon tape. Other than that your kit looks wonderful.
 
In automotive school I was told to never use teflon tape on brake systems and that all brake fittings must use flared fittings as brake fluid dissolves teflon tape. Other than that your kit looks wonderful.

Me too, but times have changed in the industry Too many law suits IMO

Wildwood does in fact want teflon tape on the brass adapter elbow on the caliper

Read instructions below;)

When I taught brake class if a guy told me this I would have freaked on him

Not any more, albeit, be careful NOT to contaminate any passages internally when using the teflon

















Instruction Sheet for part 17

-

1213:

Wilwood Front Brake Caliper Conversion, MKII

Parts Supplied:

Two alloy caliper adapter brackets

Two Wilwood calipers with high performance street brake pads

Four grade eight 3/4

′′

x 1

¼′′

course

-

thread bolts.

Four har

dened 3/8

′′

flat washers

Four hardened 3/8

′′

lock washers

Four 3/8

′′

shim washers

Two brass caliper

-

to

-

brake

-

tube fittings

Two stainless steel brake inlet tubes

Installation Instructions:

1)

Raise the front of the car off the ground and support with jack stands

.

2)

Remove front wheels.

3)

Starting with the right side, turn steering wheel to full left lock.

4)

Find a container suitable for used brake fluid. Disconnect the solid brake hose

from the flexible brake hose at the front inside, behind the rotor.

5)

Remove the two c

aliper retaining bolts.

6)

Remove caliper and tube.

7)

Remove the sheet metal splash guard from the inside of the rotor (this will not be

reused with the Wilwood brake system.)

8)

Mount aluminum caliper adapter bracket on the inside of the spindle/upright using

the

original

½′′

fine bolts with flat and lock washers.

9)

Install brass fitting in caliper using Teflon tape or sealer on the threads so that the

female inverted flare end faces down. (Do not over

-

tighten; we will not replace a

stripped caliper on warranty).

10)

Mou

nt caliper with bleed screws pointing up and connection ports facing the

inside of the aluminum adapter bracket. If required, center the caliper parting line

on the center of the rotor using the 3/8

′′

shim washers provided under each of the

top and bottom 3

/8

′′

mounting bolts.

11)

Tighten all mounting bolts using a good anti

-

seize compound such as Copaslip.

Do not over

-

tighten.

12)

Connect the metal brake tube provided between the brass inlet fitting installed in

the caliper and the flex hose. Do not over

-

tighten or

crimp the lines.

13)

Clean the rotors with a high

-

quality brake cleaner.

14)

Install brake pads and secure with the lock pin. Spread ends of lock pin to retain.

15)

Repeat steps 4 to 14 on left side of car with wheels turned to full right lock.

16)

Fill brake fluid reserv

oir with high

-

quality brake fluid per the vehicle

manufacturer’s recommendations. Silicone brake fluid is not recommended. Be

careful not to spill brake fluid on any painted surfaces.

17)

Bleed both halves of each caliper until a solid pedal is obtained, makin

g sure that

the reservoir is kept full during bleeding.

18)

Clean any spilled brake fluid with brake cleaner, firmly press on the brake pedal

several times and inspect all connections for leaks.

19)

Re

-

mount wheels and set car back on ground.

20)

Test drive, inspect f

or leaks and repair as necessary.
 
In automotive school I was told to never use teflon tape on brake systems and that all brake fittings must use flared fittings as brake fluid dissolves teflon tape. Other than that your kit looks wonderful.

Can you imagine how much it will cost to change all of the banjo fittings on motorcycles and cars to accommodate flared fittings !:facepalm:
 
Can you imagine how much it will cost to change all of the banjo fittings on motorcycles and cars to accommodate flared fittings !:facepalm:

With HD and ABS it is getting much better

IMO, the aftermarket will NOT take chances with law suits

No leaks = happy and safer riders JMO

Too much Teflon just like too much of anything can be a bad thing JMO
 

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