Installation and Conversion Instructions

Cayman (982)
08/23

ENU

0913

0

Cayman GT4 RS Manthey Kit

Vehicle Type:

718 Cayman GT4 RS

Model Year:

As of 2022

Cause:

Retrofitting

Note:

The Manthey Kit for the Cayman GT4 RS (type 982) was developed in close collaboration between the
Porsche Development Center in Weissach and Manthey Racing GmbH.
The Tequipment range is targeted to motor sports enthusiasts and amateur motor sports drivers.

NOTICE
•

The individual components of the Cayman GT4 RS Manthey Kit are precisely matched. For this reason,
they must only be installed together on the vehicle. Individual offers are shown separately.

Parts Info:

982.044.805.00

Cayman GT4 RS (type 982) Manthey Kit
For vehicles with Front Axle Lift system and Weissach magnesium
wheel set
Cayman GT4 RS (type 982) Manthey Kit
For vehicles without Front Axle Lift system and with Weissach
magnesium wheel set
Cayman GT4 RS (type 982) Manthey Kit
For vehicles with Front Axle Lift system and aluminium wheelset
Cayman GT4 RS (type 982) Manthey Kit
For vehicles without Front Axle Lift system and with aluminium
wheelset

982.044.805.01

982.044.805.02
982.044.805.03

Parts to be ordered separately
WHT.008.186

4x

 Brake calliper cheese head bolt

PAF.909.664

4x

 Front wishbone hexagon collar nut

PAF.005.217

6x

 Wheel housing ventilation rivets

9A7.008.677.00

2x

PAF.909.664

2x

PAF.007.957

2x

 Hexagon-head bolt on spring strut on upper wheel bearing
housing
 Hexagon collar nut for connecting link to wheel bearing
housing
 Hexagon attachment nut for connecting link to anti-roll bar

WHT.007.021

2x

 Hexagon nut drive shaft

9A7.007.585.00

4x

 Brake calliper cheese head bolt

Tequipment

Mar 20, 2024
Page 1 of 28

0

Cayman (982)
0913

ENU

Installation and Conversion Instructions

08/23

999.073.509.02

4x

 Screws for rear spoiler

000.043.305.38

1x

 Adhesive

Suspension alignment: Intermediate plates may be required for adjusting the camber values
on the front axle. Order the required intermediate plates accordingly:
996.341.543.91

2x

 Intermediate plate, 2.0 mm

NOTICE
Vehicle and driver weight
•

Before starting the alignment, please ensure the following conditions are met:



Fuel tank is completely full



Driver’s weight (incl. helmet and racing suit) has been determined or requested and is placed on the
driver’s seat with an equivalent weight

Information
Please pass all of this information on to the customer.
In addition, provide the customer with the Race Circuit brochure included with the scope of parts.

Information

Content:

Mar 20, 2024
Page 2 of 28

•

Some of the repair illustrations show only one side of the vehicle or a similar component.

•

Naturally, some steps also have to be performed on the opposite side of the vehicle as well.

•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•

1. Preliminary work
2. Installing the door sill trims
3. Installation of air outlets (wing vanes)
4. Mounting of the flaps on the front bumper
5. Mounting the air control elements on the underbody
6. Installing the air intake grille (side air intake panel)
7. Mounting rear spoiler attachment
8. Mounting the tailgate reinforcements
9. Mounting rear spoiler (wing)
10. Mounting rear lid adjusting elements
11. Chassis assembly
12. Installing brake lines
13. Installing rear wheel covers
14. Affixing stickers
15. Follow-up actions
16. Performing suspension alignment of the vehicle
17. Installing front diffuser (front carbon underbody)

Tequipment

Installation and Conversion Instructions
Assembly:

1

08/23

ENU

0913

0

Preparatory work
1.1

2

Cayman (982)

Connect a battery charger.  Workshop Manual '2X00IN Battery trickle charge'

Installing the door sill trims
Set
1

– Door entry guards - 982.044.806.50
– Door entry guard, left

2.1

Remove standard door entry guard. 
Workshop Manual '680719 Removing and
installing cover strip'

2.2

Install illuminated door entry guard  1
-1-. For instructions, see  Installation and
Conversion Instructions '680719 Door-sill
guard, illuminated'

1
3

Installation of air outlets (wing vanes)
1

3.1

– Air outlet, right - 982.044.806.06 (left 982.044.806.05)
Remove air outlet (wing vanes) and install new
air outlet  2 -1-. For instructions, see 
Workshop Manual '66091935 Installing and
removing air outlet (wing vanes)'.
Leave front bumper removed.

2

Tequipment

Mar 20, 2024
Page 3 of 28

0

Cayman (982)
0913

ENU

08/23

3.2

4

Installation and Conversion Instructions

Remove clamping nut  3 -1- from the old
air inlet and install it on the new air inlet (wing
vanes)  3 -2-.

Mounting of the flaps on the front bumper

3
Information
If a stone guard film is bonded on the front apron, it must be replaced with a new stone guard film.
1

2

– Flap, top left - 982.044.806.01 /
bottom left - 982.044.806.03 (top
right - 982.044.806.02 / bottom right 982.044.806.04)
– Front spoiler, left side - 982.044.806.07
(right - 982.044.806.08)

Figure 2 shows completely mounted front part
with new double flaps and side front spoiler.
4.1

Mar 20, 2024
Page 4 of 28

Modifying front bumper
4.1.1

Removing lower front part. 
Workshop Manual '66101925
Removing and installing lower front part'
Lower front part is no longer required.

4.1.2

Remove front spoiler (laterally).  Workshop Manual '66031937 Removing and
installing front spoiler (laterally)'

4.1.3

Install front air guide grille (air guide).  Workshop Manual '66041935 Removing
and installing front air grille (air guide)'

Tequipment

4

Installation and Conversion Instructions
4.1.4

Convert clamping nuts  5 -1from lower front part to bumper 
5 -2-.

4.1.5

Install front bumper.  Workshop
Manual '631519 Remove and install
front bumper'

Cayman (982)
08/23

ENU

0913

0

All four wheels can be removed.
Wheel housing liner can be
removed.
4.2

Installing new front spoiler (side)
4.2.1

4.3

5
Thoroughly clean the adhesive
surfaces with isopropanol (alcohol). The adhesive surfaces must be free from dust,
dirt and grease of any kind.

4.2.2

Remove protective film on adhesive strips.

4.2.3

Install front spoiler (side)  6 -1-.
For this purpose, engage and press
in new front spoiler (side)  6 -1-.

Installing new flaps on the front bumper
4.3.1

Thoroughly clean the adhesive
surfaces with isopropanol (alcohol).
The adhesive surfaces must be free
from dust, dirt and grease of any
kind.

4.3.2

Pull off protective films.
6

4.3.3

Install, align and press flaps  7 -1using the rear positioning lugs on
the nose.

7

Tequipment

Mar 20, 2024
Page 5 of 28

0

Cayman (982)
0913

ENU

5

08/23

Installation and Conversion Instructions

Mounting the air control elements on the underbody
Set
1
2

– Air-guide element, left - 982.044.806.55
– Air-guide element, left
– Air-guide element, right

5.1

Unscrew screws and remove old air-guide
element.

8
5.2

Install new air-guide elements  -1- and
tighten screws  -2-.

9
6

Installing the air intake grille (side air intake panel)
1
2

Mar 20, 2024
Page 6 of 28

– Air intake grille, top left - 982.044.806.22
(top right - 982.044.806.23)
– Air intake grille, bottom left 982.044.806.24 (bottom right 982.044.806.25)

6.1

Clean air intake.

6.2