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Search: Posts Made By: Thumper460
Forum: Maintenance, Problems, and Repairs 09-27-2017, 02:08 PM
Replies: 0
Views: 362
Posted By Thumper460
Boring the cylinders .. HOW LARGE ??

I saw an add for a "big Bore" kit for the r53 engine. WE have always been told the max over bore is .5mm !! Remember ? ANY gear head knows that 95% of the engine block out there can always take a...
Forum: The Parts Bin 11-30-2016, 01:44 PM
Replies: 1
Views: 931
Posted By Thumper460
Need some spec on this bad boy?? Keeping in mind...

Need some spec on this bad boy?? Keeping in mind this a "Heavy Street Camshaft". It is MORE Lift and duration than some other RACING CAMSHAFTS !

ALL camshafts for the MINI r53 use a "advertised...
Forum: The Parts Bin 11-24-2016, 06:01 PM
Replies: 1
Views: 1,251
Posted By Thumper460
Just for this year only.. I will add in a set of...

Just for this year only.. I will add in a set of 'blue' performance valve guide seals with the order !!
Hitting rev over 7200 rpm and you are pushing the valve train.. yes ??

Thumper
Forum: The Parts Bin 11-24-2016, 05:52 PM
Replies: 1
Views: 931
Posted By Thumper460
Camshaft. Heavy Street r53

DONE !! Thumper Performance has a NEW camshaft out for the crazy Street Guys..
Got mods ?? gonna need them for this high lift big duration Camshaft!

We set about 5 years ago working on...
Forum: Accelerating 10-26-2016, 04:00 PM
Replies: 0
Views: 1,422
Posted By Thumper460
NEW Competition Camshaft

Thumper Performance Competition Camshaft !
.423-258*/ .338-218* HR 8000 Rev asphalt Ripping
(10.74mm / 9.85mm)

We have a great Full on STREET/TRACK Grind Camshaft !!
The Design is made for...
Forum: Accelerating 10-13-2016, 04:25 PM
Replies: 1
Views: 1,061
Posted By Thumper460
https://www.facebook.com/TRRPER/photos/pcb.1654602...

https://www.facebook.com/TRRPER/photos/pcb.1654602851521538/1654602528188237/?type=3&theater

High lift racing cam Kit...
Forum: Accelerating 10-06-2016, 10:10 PM
Replies: 1
Views: 1,061
Posted By Thumper460
See what Thumper Performance is up to on Facebook

Thumper Performance Facebook Page (https://www.facebook.com/TRRPER/)


We have started a page to help you understand a lot of 'stuff' Used on MINI sites. Or to help explain what the heck 'they...
Forum: Accelerating 07-02-2016, 01:37 PM
Replies: 0
Views: 1,275
Posted By Thumper460
Facebook stuff

Yo... OK check out my facebook page !! Thumper Performance ! It has some stuff and also I hope, has some info on how to go faster.. !! cool??

Happy Fourth Everyone !! And US Vets.. We all did...
Forum: The Parts Bin 03-17-2016, 03:26 PM
Replies: 1
Views: 1,251
Posted By Thumper460
Bee-hive Performance Valve spring kit

http://i261.photobucket.com/albums/ii41/Thumper460/Ports%20vs%20stock%20016.jpg (http://s261.photobucket.com/user/Thumper460/media/Ports%20vs%20stock%20016.jpg.html)

Thumper Performance

...
Forum: Maintenance, Problems, and Repairs 03-12-2016, 03:55 PM
Replies: 1
Views: 1,370
Posted By Thumper460
Bad ASS Performance Camshaft for the modified...

Bad ASS Performance Camshaft for the modified MINI r53

Racing is a demanding sport !! Power and torque curves are all important !! Bearing longivity at high RPM is critle, Choosing a camshaft...
Forum: Maintenance, Problems, and Repairs 03-10-2016, 08:29 PM
Replies: 1
Views: 1,370
Posted By Thumper460
Damn... More Camshaft stuff !!

Pre-load on the Hyd Lifter !!


Lifter Pre-loading
Setting Hydraulic Lifter Pre-load (Non-Adjustable Valve Train)

COMP Cams® recommends ensure the proper pre-load.
" Hydraulic lifters...
Forum: Accelerating 02-10-2016, 01:31 PM
Replies: 9
Views: 2,433
Posted By Thumper460
Thanks... It is amazing how much MORE power is in...

Thanks... It is amazing how much MORE power is in just the Cam Phase.

Have fun...

Thumper
www.thumperheads.com
Forum: Accelerating 02-06-2016, 01:51 PM
Replies: 9
Views: 2,433
Posted By Thumper460
http://i261.photobucket.com/albums/ii41/Thumper460...

http://i261.photobucket.com/albums/ii41/Thumper460/Ported%20Heads/ACG1.jpg (http://s261.photobucket.com/user/Thumper460/media/Ported%20Heads/ACG1.jpg.html)

Easy HP and torque increase.. With a...
Forum: Accelerating 02-05-2016, 07:35 PM
Replies: 9
Views: 2,433
Posted By Thumper460
http://www.thumperheads.com TPR2 Ported...

http://www.thumperheads.com

TPR2 Ported Head... only 1695.00 / Free shipping to ya in the US.
+.5mm intake stainless steel Valve / 1.5mm Exhaust (Inconel) stainless steel Valves with black...
Forum: Accelerating 11-26-2015, 02:33 PM
Replies: 9
Views: 2,433
Posted By Thumper460
Cant wait until tomorrow !! LOL... Merry...

Cant wait until tomorrow !! LOL... Merry Christmas !!

Thumper

www.thumperheads.com
Forum: Accelerating 11-25-2015, 02:20 PM
Replies: 9
Views: 2,433
Posted By Thumper460
Testing.. always working for more !!!

Testing... Testing... modifying.. Porting.. testing...

http://i261.photobucket.com/albums/ii41/Thumper460/Big%20Port%20%20%20%20%20BP%20Heads/A1%20Flow%20bwnch.jpg...
Forum: Accelerating 02-23-2015, 04:40 PM
Replies: 4
Views: 3,246
Posted By Thumper460
Up Date....

Yikes.. been a while on this subject.. Here are some guys just like you and me and their results.. Cool??
................
I'm out in the garage this morning working on the car, and I...
Forum: Accelerating 11-18-2012, 12:14 AM
Replies: 14
Views: 1,872
Posted By Thumper460
Did you ever get the head fixed?? When you...

Did you ever get the head fixed?? When you jumped up more boost, or went to the turbo, there is a need to increase the spring pressure. The original Springs on the RMW head could be tired and not...
Forum: Accelerating 10-14-2012, 03:35 PM
Replies: 141
Views: 7,743
Posted By Thumper460
:dribble: watching.... Just...

:dribble: watching....

Just me..........................

Thumper
Forum: Accelerating 08-28-2012, 09:03 PM
Replies: 251
Views: 21,159
Posted By Thumper460
Yikes... looking good at 200K and still picked up...

Yikes... looking good at 200K and still picked up torque AND HP with the OEM cam!! rocking..

Just me...................

Thumper
Forum: Accelerating 04-26-2012, 01:55 AM
Replies: 141
Views: 7,743
Posted By Thumper460
Yes.. it is all true!! Tuning for the bottle or...

Yes.. it is all true!! Tuning for the bottle or the w/m is up to you.

With stock ECU and running 50/50 water-meth I gained 8 whp ( thru the ECU )
On the bottle I gained almost 10 more WHP over...
Forum: Accelerating 04-19-2012, 09:50 PM
Replies: 141
Views: 7,743
Posted By Thumper460
Yep... first the Water-Meth ( Snow Performance)...

Yep... first the Water-Meth ( Snow Performance) then the "NAWS" ( Nitrous Oxide Systems).. it all works together just fine!!

Just saying............................

Thumper
Forum: Accelerating 04-19-2012, 03:05 PM
Replies: 141
Views: 7,743
Posted By Thumper460
What HE said!! Just...

What HE said!!

Just saying........................

Thumper
Forum: Accelerating 04-19-2012, 02:51 PM
Replies: 141
Views: 7,743
Posted By Thumper460
LOL??? WTF?? where does all this come from?? ...

LOL??? WTF?? where does all this come from?? This is a Nitrous thread, isnt it?? No ONE cares here in this thread about my credentials.. Or Heads, Or Cams, Or what ever, How Many engines I have...
Forum: Accelerating 04-19-2012, 02:19 PM
Replies: 141
Views: 7,743
Posted By Thumper460
As stated earlier in this post... Dry shot might...

As stated earlier in this post... Dry shot might be OK, a wet Shot is best!! No tune or BS needed for a 50 shot!! I would ( IMHO) drop one step colder on the spark plugs, and rock!!
I use the...
Showing results 1 to 25 of 113

 
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