Inside performance: Brake upgrade on our rentalInside performance: Brake upgrade on our rental

Hi guys

So today I worked on our rental car, a Nissan S13 and did a nice brake upgrade.
The whole car is running on a budget since we want to keep rental costs rather low but the braking department was definitely something we had to address.

After the first outing on track the brakes had quite a bit of fading and so we decided to upgrade the front setup.
There are a lot of different possibilities to choose from, but we did not want to go with something like AP Racing, Endless or Brembo.
Nissan has plenty of brakes which are almost plug and play for the S13 and this should be enough stopping power for our rental car.

As you can see from the list below there is a variety to choose from.

Car

Number of Pistons in Caliper

Caliper Material

Disc Diameter

(mm)

Discs Thickness

(mm)

Other

Stud Pattern

(PCD)

S13 CA18DE(T) / SR20DE

1
Iron
250
18
4 x 114.3

S13 SR20DET

1
Iron
280
22
4 x 114.3

S14/S15 SR20DET

4
Iron
280
30
5 x 114.3

R32 GTS-T Type M

4
Alloy
280
30
5 x 114.3

Z32 300ZX

4
Alloy
280
30
5 x 114.3

R33 GTS25T

4
Alloy
296
30
5 x 114.3
R32 GTR
4
Alloy
296
32
Cross drilled dics with larger caliper than others
5 x 114.3
R32 GTR VspecII / R33/R34 GTR
4
Alloy (Brembo)
324
30
Brembo calipers
5 x 114.3

Obviously the R33/34 GTR setup would have been the nicest one but we had a set of R33 GTsT ones readily available so picked that one.


As you can see from the picture the brake calipers are a big step up. The Skyline brakes are 4 piston calipers where the S13 ones only have one piston.
These did fit straight up to the original knuckles and no adjustments where needed.

Model
S14
Z32
R33
Weight (per caliper)
4.8 kg
3.6 kg
3.8 kg
Material
Iron
Alloy
Alloy

 
Weight is also an issue here since it is unsprung mass on the suspension.
The Z32 and Skyline brakes are much lighter then the S14 ones.

The discs are also a big step up from 250mm diameter to 280mm diameter.
It does not sound like much but it will be a big difference on track.
Skylines have a PCD of 5×114 and the S13 only has 4×114 so we needed to redrill the holes.


After some minor additional grinding they did fit straight on the hubs and was looking promising.

Now the only problem left was the banjo bolt.
We retained the S13 ones but they where slightly too long and brake fluid would have been going everywhere but the calipers.
So we had to shorten them by around 3mm. After that we just added new copper gaskets and everything was mounted.

Tomorrow we will have to put in new brake fluid and bleed the system.
Then we are off to Anneau du Rhin where the rental car will be ready and available for our customers.

We offer full conversion kits ready to go on your car. Not only for Nissan’s but also for a lot of other brands and models.
To order just drop us a mail.
Hi guys

So today I worked on our rental car, a Nissan S13 and did a nice brake upgrade.
The whole car is running on a budget since we want to keep rental costs rather low but the braking department was definitely something we had to address.

After the first outing on track the brakes had quite a bit of fading and so we decided to upgrade the front setup.
There are a lot of different possibilities to choose from, but we did not want to go with something like AP Racing, Endless or Brembo.
Nissan has plenty of brakes which are almost plug and play for the S13 and this should be enough stopping power for our rental car.

As you can see from the list below there is a variety to choose from.

Car

Number of Pistons in Caliper

Caliper Material

Disc Diameter

(mm)

Discs Thickness

(mm)

Other

Stud Pattern

(PCD)

S13 CA18DE(T) / SR20DE

1
Iron
250
18
4 x 114.3

S13 SR20DET

1
Iron
280
22
4 x 114.3

S14/S15 SR20DET

4
Iron
280
30
5 x 114.3

R32 GTS-T Type M

4
Alloy
280
30
5 x 114.3

Z32 300ZX

4
Alloy
280
30
5 x 114.3

R33 GTS25T

4
Alloy
296
30
5 x 114.3
R32 GTR
4
Alloy
296
32
Cross drilled dics with larger caliper than others
5 x 114.3
R32 GTR VspecII / R33/R34 GTR
4
Alloy (Brembo)
324
30
Brembo calipers
5 x 114.3

Obviously the R33/34 GTR setup would have been the nicest one but we had a set of R33 GTsT ones readily available so picked that one.


As you can see from the picture the brake calipers are a big step up. The Skyline brakes are 4 piston calipers where the S13 ones only have one piston.
These did fit straight up to the original knuckles and no adjustments where needed.

Model
S14
Z32
R33
Weight (per caliper)
4.8 kg
3.6 kg
3.8 kg
Material
Iron
Alloy
Alloy

 

The discs are also a big step up from 250mm diameter to 280mm diameter.
It does not sound like much but it will be a big difference on track.
Skylines have a PCD of 5×114 and the S13 only has 4×114 so we needed to redrill the holes.


After some minor additional grinding they did fit straight on the hubs and was looking promising.

Now the only problem left was the banjo bolt.
We retained the S13 ones but they where slightly too long and brake fluid would have been going everywhere but the calipers.
So we had to shorten them by around 3mm. After that we just added new copper gaskets and everything was mounted.

Tomorrow we will have to put in new brake fluid and bleed the system.
Then we are off to Anneau du Rhin where the car will be ready for our rental customers.

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