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Old 07-22-2010, 02:19 PM
  #53  
pe reivers
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Join Date: Jan 2002
Location: Arcen, , NETHERLANDS
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Default RE: MVVS 80 ccm

I think there is not yet much flying done with the engine. I sold a handful, but received no reports yet except that they are powerhouses. But we knew that already.
Here are prop/rpm data I collected:
<caption>motorpower-metingen</caption><thead></thead>
rpmfuelexhaustplugremarkpropTekst14Tekst18Tekst20
5400
3211S
MVVS side muffler, insert in place27x10TH mej6.10
5800
3211S
MVVS side muffler, insert removed27x10TH mej7.50
5800
3211i Pitts
MVVS inverted pitts muffler27x10TH mej7.50
6200
int 58
MVVS, first tests27x10TH mej9.20
6210
int 80 prot
janch real life data27x10TH mej9.261
6210
int 80 prot
janch real life data26x10 Bamb01
6300hp3211i Pitts
MVVS inverted pitts muffler26x10N mej7.150
6340
int 80 prot
janch real life data27x10 JAS01
6350
3204
engine A Bolle24x10x3 mej8.232
6390
TD75KK
engine A Bolle, shortened K muffler Nu naar Erik24x10x3 mej8.42
6420
TD75
engine A Bolle24x10x3 mej7.82
6450
TD110
engine A Bolle24x10x3 mej8.472
6460
TD75K
engine A Bolle24x10x3 mej8.472
6520
BMP-TP
teremel with MBP tuned pipe27x10TH mej10.723
6600
int80
janch24x10x3 mej9.241
6800
BMB-TP
Teremel26x10 fiala03
6900
int 80 prot
janch real life data26x9 JAS01
70501:40int80 prot
prototype muffler (Mvvs claimed 12HP for engine at 8000 rpm) TP?26x10mej10.40
7100
MTW T3
engine A Bolle Very close to MVVS claim of [email protected]24x10x3 mej11.52