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Top Boxster tip

markSTI

New member
Hi all, just a quick tip for those of you that have the greatest roadster on the planet[:)]. When cleaning your Boxster don't forget to clean under the roof flap. If it is not cleaned and dried on a regular basis, muck can build up underneath, this can then block the drain holes. If the drain holes are blocked up, water will not be able to drain away and can cause rust after a prolonged period of time (don't panic, its an extreme case). I know from a couple of conversations I have had with other members that they are unaware that there are any drain holes at all.

So top tip, next time you clean your Boxster, have a look underneath the roof flap, you may be a little shocked whats in there.

See the photos below of where the drain holes are under the roof flap.







Hope this helps

Mark & Wendy

Arctic Silver 987 Boxster S

 
I have a trombone cleaner (no really I do) from when I had an MX-5 that I use to clean through the drain holes.

If if anyone wants to borrow it then I'll bring it along to a club night and make the inevitable tromboning joke.

 
Note: Be very careful pushing any items through the drain holes, the material on the pipe down to the rear wheel arch is easily damaged so do not under any circumstances just force something down it. If you want to see if it's draining pour a small amount of water near the drain hole and check it clears and comes out in front of the rear wheel, (I think if memory serves me right). Also check under both seats for any damp when checking your car over. If drain holes are blocked, or pipes have been damaged water can pool in the floor recess under the seat causing damage.

 
Quote 'I have a trombone cleaner' now you've started me off

Yeah! and I use a Top Hat Brush to do the inside of the wheels. Much easier than the straight brushes[;)]

 
Hi John and welcome to R3, I doubt any of our younger members will even know what a top hat brush looks like. I think I am right in saying a traditional top hat brush has very soft bristles designed with a curve to get underneath the edge curl of the Top or Bowler hat brim and obviously fits round a wheel rim exceptionally well.

Carrying on the top tips theme, lint rollers are great for removing rubbish and dust from your soft top, keeping your roof looking great and dirt free.

Any more top tips to help with getting our cars ready for the new season or indeed just helpful cleaning advice.

 
Its amazing how many owners don't know about the drain holes, hope this discussion helps owners more aware and keep their cars corrosion free[:)].

Cheers

Mark & Wendy

Arctic Silver 987 Boxster S

 
greg_harm said:
Hi John and welcome to R3, I doubt any of our younger members will even know what a top hat brush looks like. I think I am right in saying a traditional top hat brush has very soft bristles designed with a curve to get underneath the edge curl of the Top or Bowler hat brim and obviously fits round a wheel rim exceptionally well.

Carrying on the top tips theme, lint rollers are great for removing rubbish and dust from your soft top, keeping your roof looking great and dirt free.

Any more top tips to help with getting our cars ready for the new season or indeed just helpful cleaning advice.

I've had the Meguires soft top hard brush since I bought the car and it removes anything, highly recommended. Also as you know I've had the top sealed by DDB with Gtechniq products.

Mark & Wendy

Arctic Silver 987 Boxster S

 
greg_harm said:
Hi John and welcome to R3, I doubt any of our younger members will even know what a top hat brush looks like. I think I am right in saying a traditional top hat brush has very soft bristles designed with a curve to get underneath the edge curl of the Top or Bowler hat brim and obviously fits round a wheel rim exceptionally well.

Carrying on the top tips theme, lint rollers are great for removing rubbish and dust from your soft top, keeping your roof looking great and dirt free.

Any more top tips to help with getting our cars ready for the new season or indeed just helpful cleaning advice.

Thanks Greg. You are correct re the curved Top Hat Brush. Great Tip re the lint rollers. Must try them.

 
Thanks for this Mark, I've had mine a couple of years, heard of the drain holes a few times but neglected to ever check. I did check while washing her this weekend though thanks to your helpful post.

 
Metz2000 said:
Thanks for this Mark, I've had mine a couple of years, heard of the drain holes a few times but neglected to ever check. I did check while washing her this weekend though thanks to your helpful post.

No worries Chris, happy to help[:)].

Mark & Wendy

Arctic Silver 987 Boxster S

 
kennyrobinson said:
If you have a "Proper" Porsche - 911 coupe then all this wouldn't happen !!!!! [&:]
HA HA HA HA HA HA HA HA HA HA HA!!!! Comedy gold[;)]

Mark & Wendy

Arctic Silver 987 Boxster S

 
Also don't forget the drain holes either side of the battery as if these are blocked it will cause damp to get in front boot.

 
I have only been a Boxster owner for 15 months now, having owned a 987 and then part ex that for a 981 a month ago.

I found about the drain tubes fairly soon after getting the 987 and although the independent I bought the car from had fully valeted the car, I was surprised to find a lot of leaf debris in all the usual areas, including in way of the roof drain tubes.

And I understand this is an achilles heel since the very first Boxster.

Then when I bought the 981 I discovered that the previous owner had major water ingress into the passenger side soon after purchase because of a blocked drain so even the OPC concerned had obviously not checked this out as part of their "111 point check" which I find truly unbelievable.

The body ecu sits beneath the carpet beneath the passenger seat and can be affected by high humidity never mind full blown water contact.

So my tubes have had their filters removed by the OPC before I bought the car.

You can blow through the tubes with compressed air to check they are clear but you need a blow gun with an extension tube.

And as already stated, pour a little water into the collector and this should then drain and exit beneath the car.

 
BoxsterLL11 said:
I have only been a Boxster owner for 15 months now, having owned a 987 and then part ex that for a 981 a month ago.

I found about the drain tubes fairly soon after getting the 987 and although the independent I bought the car from had fully valeted the car, I was surprised to find a lot of leaf debris in all the usual areas, including in way of the roof drain tubes.

And I understand this is an achilles heel since the very first Boxster.

Then when I bought the 981 I discovered that the previous owner had major water ingress into the passenger side soon after purchase because of a blocked drain so even the OPC concerned had obviously not checked this out as part of their "111 point check" which I find truly unbelievable.

The body ecu sits beneath the carpet beneath the passenger seat and can be affected by high humidity never mind full blown water contact.

So my tubes have had their filters removed by the OPC before I bought the car.

You can blow through the tubes with compressed air to check they are clear but you need a blow gun with an extension tube.

And as already stated, pour a little water into the collector and this should then drain and exit beneath the car.

Great stuff, cheers for the info, I'm sure a lot of our members will benefit from this[:)]

Mark & Wendy

Arctic Silver 987 Boxster S

2013 Renault Twingo (Pink Thunder)

 

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