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Search: Posts Made By: Chris White
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Forum: 944 Turbo and Turbo-S Forum
03-09-2024, 08:41 PM
Replies: 195
Views: 123,801
Posted By Chris White

check with Dave smith (smith Motorsport) in...

check with Dave smith (smith Motorsport) in Panama City, he has one sitting in his shop
Forum: Cayenne 955-957 2003-2010
08-08-2023, 07:59 PM
Replies: 4
Views: 1,946
Posted By Chris White

ended up going to 'normal' coil suspension and...

ended up going to 'normal' coil suspension and deleted the air suspension. came with a module to override the computer errors. The ride quality improved!
Forum: 944 Turbo and Turbo-S Forum
08-02-2023, 12:31 PM
Replies: 147
Views: 31,095
Posted By Chris White

its not good enough for 911 owners anymore. the...

its not good enough for 911 owners anymore. the factory engines 911 haven't been dry sumped in a decade.
Besides - dry sumping a 944 is not a cheap option. over $5k to do it right, maybe up to...
Forum: 944 Turbo and Turbo-S Forum
04-03-2023, 12:53 PM
Replies: 15
Views: 2,260
Posted By Chris White

how about $10 if you can deliver it?....:)

how about $10 if you can deliver it?....:)
Forum: 944 Turbo and Turbo-S Forum
04-03-2023, 12:47 PM
Replies: 29
Views: 1,813
Posted By Chris White

Vi-Pec V88 ECU - thats a classic! I still have...

Vi-Pec V88 ECU - thats a classic! I still have one of those on my 968 turbo. in case anyone was wondering it will run the current Link G4+ software and its still supported by Link.
Forum: 944 Turbo and Turbo-S Forum
02-08-2023, 05:43 PM
Replies: 1,262
Views: 308,828
Posted By Chris White

Nice torque curve on that one! btw, something...

Nice torque curve on that one!
btw, something to keep in mind with balance shafts - they spin at 2x crank speed, so a 8800 rpm engine would be spinning the balance shafts at 17,600 rpm!!
Forum: 944 Turbo and Turbo-S Forum
02-08-2023, 10:41 AM
Replies: 1,262
Views: 308,828
Posted By Chris White

the inherent vibrations of a 4 cyl is much higher...

the inherent vibrations of a 4 cyl is much higher frequency than the crank twisting harmonics. The only thing I believe it could effect on the bottom end is nuts backing off. Invest in lots of...
Forum: 944 Turbo and Turbo-S Forum
02-07-2023, 09:56 PM
Replies: 1,262
Views: 308,828
Posted By Chris White

are you running a Davies Craig water pump? I have...

are you running a Davies Craig water pump? I have one on my 968 turbo street car, works great
Forum: 944 Turbo and Turbo-S Forum
02-07-2023, 07:52 PM
Replies: 1,262
Views: 308,828
Posted By Chris White

That looks like a tough fit. I wouldn't worry...

That looks like a tough fit. I wouldn't worry about spending a lot of time to retrofit them, I am assuming you went with pistons and rods that are a lot lighter than stock - that will help out a...
Forum: 944 Turbo and Turbo-S Forum
02-07-2023, 10:26 AM
Replies: 1,262
Views: 308,828
Posted By Chris White

only needed if you have an OCD issue!!! Most...

only needed if you have an OCD issue!!! Most engine builders do.
Forum: 944 Turbo and Turbo-S Forum
02-07-2023, 08:58 AM
Replies: 1,262
Views: 308,828
Posted By Chris White

can’t be done! Basic geometry can’t be out...

can’t be done! Basic geometry can’t be out smarted. The only way to cure the imbalance is to make the throw 0 - and that makes for a pretty crappy engine.
Forum: 944 Turbo and Turbo-S Forum
02-07-2023, 01:53 AM
Replies: 1,262
Views: 308,828
Posted By Chris White

I guess the question is what’s the reason to...

I guess the question is what’s the reason to delete them? 3-5hp gain is nothing to a built turbo engine. I have found that most people delete them because of leaks….usually caused by crank case...
Forum: 944 Turbo and Turbo-S Forum
02-06-2023, 10:40 PM
Replies: 1,262
Views: 308,828
Posted By Chris White

Close! the max force is 2 at TDC, the 1.89 was...

Close! the max force is 2 at TDC, the 1.89 was for 19 degrees before TDC (341 degrees). the first and last rows are TDC.
when the balance shaft's are at 90 and 270 degrees (thats crank degrees) the...
Forum: 944 Turbo and Turbo-S Forum
02-06-2023, 07:10 PM
Replies: 1,262
Views: 308,828
Posted By Chris White

I did the calculations about 10 years ago.... ...

I did the calculations about 10 years ago....
https://cimg0.ibsrv.net/gimg/rennlist.com-vbulletin/1708x653/balance_shaft_0a2c1d4050320ab0828bb26e7aca63288582bdf7.jpg
Forum: 944 Turbo and Turbo-S Forum
02-06-2023, 03:59 PM
Replies: 1,262
Views: 308,828
Posted By Chris White

its more clever than that! the balance shafts...

its more clever than that!
the balance shafts rotate in opposite directions at twice the speed of the crankshaft.
The point of imbalance in the reciprocating assembly is 90 degrees form TDC. You...
Forum: 944 Turbo and Turbo-S Forum
12-23-2022, 02:49 PM
Replies: 15
Views: 847
Posted By Chris White

Just for the record - turbo and 86+ NA engines...

Just for the record - turbo and 86+ NA engines use the same block, crank and in some cases rods. You have to drill and tap the turbo oil feed hole in the left balance shaft if you use an NA block....
Forum: 944 Turbo and Turbo-S Forum
12-23-2022, 02:44 PM
Replies: 172
Views: 95,584
Posted By Chris White

Maybe I missed it in the 12 pages of this thread...

Maybe I missed it in the 12 pages of this thread - what did you use for wheel / tire sizes?
Forum: 944 Turbo and Turbo-S Forum
12-23-2022, 02:32 PM
Replies: 20
Views: 1,787
Posted By Chris White

the funny thing is that I have Rolex's 16 valve...

the funny thing is that I have Rolex's 16 valve engine (from his last project that didn't get finished) sitting next to Dfastest951's 16 valve engine in my shop!
Forum: 944 Turbo and Turbo-S Forum
12-23-2022, 02:28 PM
Replies: 89
Views: 6,533
Posted By Chris White

A coupe of comments (I didn't read the whole...

A coupe of comments (I didn't read the whole thread so I may be restating something!)
the A/C pin is not a 'trigger' for the A/C, its a signal to the ECU that the A/C has been engaged so it can...
Forum: The Rennlist Marketplace
10-07-2022, 10:37 AM
Replies: 6
Views: 819
Posted By Chris White

Looks like I woudl have to change some hoops to...

Looks like I woudl have to change some hoops to make them fit my project.
How about $1500 cash and I'll pick them up so you don't have to box & ship them?
Forum: The Rennlist Marketplace
10-06-2022, 10:21 PM
Replies: 6
Views: 819
Posted By Chris White

how are you measuring the offset?

how are you measuring the offset?
Forum: The Rennlist Marketplace
10-05-2022, 07:09 PM
Replies: 6
Views: 819
Posted By Chris White

still available?

still available?
Forum: Cayenne 958 - 2011-2018
08-04-2022, 03:43 PM
Replies: 1,487
Views: 442,132
Posted By Chris White

Still thinking about it. Lots of track days...

Still thinking about it. Lots of track days lately so the track car has been distracting me!!
Forum: 944 Turbo and Turbo-S Forum
08-04-2022, 12:08 PM
Replies: 4,316
Views: 1,435,874
Posted By Chris White

some shots from Monday/Tuesday track days. the...

some shots from Monday/Tuesday track days. the 335s are a tight fit in the rear!!...
Forum: Cayenne 958 - 2011-2018
07-15-2022, 02:56 AM
Replies: 1,487
Views: 442,132
Posted By Chris White

sorry, typo on my post, 1,100 miles not 110! :)

sorry, typo on my post, 1,100 miles not 110! :)
Showing results 1 to 25 of 489
 
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