- New!
- -11%
RMS Cylinder head MBK / Yamaha 50 90-16
- -11%
The RMS cylinder head is a high-quality standard replacement for air-cooled engines. Made of a special aluminum alloy with excellent thermal conductivity, this head ensures effective engine cooling even under high loads. The part is designed to exactly match the original equipment (OEM) parameters, ensuring factory compression ratio and optimal fuel mixture combustion.
Fits:
MBK CW Booster 50 2004
MBK CW Booster 50RS Booster NG VG5SA 2000
MBK CW Booster 50 Spirit 2003
MBK CW Booster 50RS Booster NG 2003
MBK CW Booster 50RS Booster NG 2004
MBK CW Booster 50 2001
MBK CW Booster 50RS Booster NG VG5SA 1997
MBK CW Booster 50RS Booster NG 2005
MBK CW Booster 50 1996
MBK CW Booster 50 Road 1995
MBK CW Booster 50 2007
MBK CW Booster 50 2014
MBK CW Booster 50 2000
MBK CW Booster 50 Spirit 2000
MBK CW Booster 50 2011
MBK CW Booster 50 2002
MBK CW Booster 50Track 1996
MBK CW Booster 50 1998
MBK CW Booster 50 1991
MBK CW Booster 50 1990
MBK CW Booster 50RS Booster NG VG5SA 1998
MBK CW Booster 50 2012
MBK CW Booster 50RS Booster NG 2001
MBK CW Booster 50RSP Booster Rocket 4VA 1996
MBK CW Booster 5012 inch 2005
MBK CW Booster 50 2006
MBK CW Booster 50Track 1997
MBK CW Booster 50RS Booster NG 2006
MBK CW Booster 50RS Booster NG Oxbow VG5SA 2001
MBK CW Booster 50 2009
MBK CW Booster 50 2003
MBK CW Booster 50 Spirit 1998
MBK CW Booster 50RSP Booster Rocket 4VA 1998
MBK CW Booster 50 1997
MBK CW Booster 50 2005
MBK CW Booster 50 1995
MBK CW Booster 5012 inch 2006
MBK CW Booster 50 2008
MBK CW Booster 50 Naked 2003
MBK CW Booster 50 1993
MBK CW Booster 50RSP Booster Rocket 4VA 1997
MBK CW Booster 50 Spirit 2001
MBK CW Booster 50 2015
MBK CW Booster 50Track 1999
MBK CW Booster 50RS Booster NG VG5SA 1999
MBK CW Booster 50RS Booster NG VG5SA 2002
MBK CW Booster 50 Spirit 1996
MBK CW Booster 50 2013
MBK CW Booster 50 Spirit 1999
MBK CW Booster 50Track 1998
MBK CW Booster 50 Spirit 2002
MBK CW Booster 50 1992
MBK CW Booster 50 1994
MBK CW Booster 50RS Booster NG VG5SA 1996
MBK CW Booster 50 2010
MBK CW Booster 50 1999
MBK CW Booster 50 Spirit 1997
MBK CW Booster 50 Road 1994
MBK CW Booster 50RSP Booster Rocket 4VA 1999
MBK EW 50 Stunt VG5SA 2002
MBK EW 50 Slider 2006
MBK EW 50 Slider 2003
MBK EW 50 Stunt 2007
MBK EW 50 Slider 2005
MBK EW 50 Stunt 2005
MBK EW 50 Stunt 2002
MBK EW 50 Slider 2000
MBK EW 50 Stunt VG5SA 2001
MBK EW 50 Stunt VG5SA 2000
MBK EW 50 Stunt 2009
MBK EW 50 Stunt 2008
MBK EW 50 Stunt 2006
MBK EW 50 Stunt 2011
MBK EW 50 Slider 2001
MBK EW 50 Stunt 2004
MBK EW 50 Stunt 2010
MBK EW 50 Slider 2004
MBK EW 50 Slider 2002
MBK EW 50 Stunt 2012
MBK EW 50 Stunt 2003
Yamaha BW 50 1996
Yamaha BW S 50 Next Generation 1998
Yamaha BW S 50 2007
Yamaha BW S 50 2016
Yamaha BW S 50 2005
Yamaha BW S 50 Next Generation 2004
Yamaha BW S 50 2015
Yamaha BW S 50 2009
Yamaha BW S 50 2006
Yamaha BW S 50 2010
Yamaha BW S 50 2013
Yamaha BW S 50 Next Generation 2002
Yamaha BW S 50 Original 1998
Yamaha BW S 50 2014
Yamaha BW S 50 2012
Yamaha BW S 50 Next Generation 2005
Yamaha BW S 50 2011
Yamaha BW S 50 Next Generation 2000
Yamaha BW S 50 Original 2003
Yamaha BW S 50 Original 1997
Yamaha BW S 50 2003
Yamaha BW S 50 Next Generation 1999
Yamaha BW S 50 2008
Yamaha BW S 50 2004
Yamaha BW S 50 2001
Yamaha BW S 50 Next Generation 2001
Yamaha BW S 50 Original 2001
Yamaha BW S 50 Original 1999
Yamaha BW S 50 Original 2002
Yamaha BW S 50 Next Generation 2006
Yamaha BW S 50 Next Generation 1997
Yamaha BW S 50 2002
Yamaha BW S 50 Original 2000
Yamaha BW S 50 Next Generation 2003

"RMS" was founded in 1945 as a motorcycle repair workshop. In the following years, the business grew and developed along with the sale and distribution of spare parts and accessories, repair services. Currently, RMS is a leading company in Italy and Europe that distributes spare parts and accessories for motorcycles, scooters and bicycles.
| Brand | Model | Year | Name | CC |
|---|---|---|---|---|
| MBK | BOOSTER | 1993 | 50 | |
| MBK | BOOSTER | 1994 | 50 | |
| MBK | BOOSTER | 1995 | 50 | |
| MBK | BOOSTER | 1992 | 50 | |
| MBK | BOOSTER | 1996 | 50 | |
| MBK | BOOSTER | 1995 | 50 | |
| MBK | BOOSTER | 1996 | NEXT GENERATION | 50 |
| MBK | BOOSTER | 1997 | NEXT GENERATION | 50 |
| MBK | BOOSTER | 1998 | NEXT GENERATION | 50 |
| MBK | BOOSTER | 1996 | 50 | |
| MBK | BOOSTER | 1997 | 50 | |
| MBK | BOOSTER | 1998 | 50 | |
| MBK | BOOSTER | 1999 | 50 | |
| MBK | BOOSTER | 1996 | 50 | |
| MBK | BOOSTER | 1997 | 50 | |
| MBK | BOOSTER | 1998 | 50 | |
| MBK | BOOSTER | 1999 | 50 | |
| MBK | BOOSTER | 1999 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2000 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2001 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2002 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2003 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2004 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2005 | NEXT GENERATION II | 50 |
| MBK | BOOSTER | 2006 | NEXT GENERATION II | 50 |
| MBK | EW | 2002 | Stunt | 50 |
| MBK | EW | 2003 | Stunt | 50 |
| MBK | EW | 2004 | Stunt | 50 |
| MBK | EW | 2005 | Stunt | 50 |
| MBK | EW | 2006 | Stunt | 50 |
| YAMAHA | CW | 1991 | BWS | 50 |
| YAMAHA | CW | 1992 | BWS | 50 |
| YAMAHA | CW | 1993 | BWS | 50 |
| YAMAHA | CW | 1994 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1990 | BWS | 50 |
| YAMAHA | CW | 1991 | BWS | 50 |
| YAMAHA | CW | 1992 | BWS | 50 |
| YAMAHA | CW | 1993 | BWS | 50 |
| YAMAHA | CW | 1994 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1990 | BWS | 50 |
| YAMAHA | CW | 1991 | BWS | 50 |
| YAMAHA | CW | 1992 | BWS | 50 |
| YAMAHA | CW | 1993 | BWS | 50 |
| YAMAHA | CW | 1994 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1992 | BWS | 50 |
| YAMAHA | CW | 1993 | BWS | 50 |
| YAMAHA | CW | 1994 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1996 | BWS | 50 |
| YAMAHA | CW | 1990 | BWS | 50 |
| YAMAHA | CW | 1991 | BWS | 50 |
| YAMAHA | CW | 1992 | BWS | 50 |
| YAMAHA | CW | 1993 | BWS | 50 |
| YAMAHA | CW | 1994 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1995 | BWS | 50 |
| YAMAHA | CW | 1996 | BWS Next Generation | 50 |
| YAMAHA | CW | 1997 | BWS Next Generation | 50 |
| YAMAHA | CW | 1998 | BWS Next Generation | 50 |
| YAMAHA | CW | 1999 | BWS Next Generation | 50 |
| YAMAHA | CW | 1996 | BWS Next Generation | 50 |
| YAMAHA | CW | 1997 | BWS Next Generation | 50 |
| YAMAHA | CW | 1998 | BWS Next Generation | 50 |
| YAMAHA | CW | 1999 | BWS Next Generation | 50 |
| YAMAHA | CW | 1996 | BWS Next Generation | 50 |
| YAMAHA | CW | 1997 | BWS Next Generation | 50 |
| YAMAHA | CW | 1998 | BWS Next Generation | 50 |
| YAMAHA | CW | 1999 | BWS Next Generation | 50 |
| YAMAHA | CW | 2000 | BWS Next Generation | 50 |
| YAMAHA | CW | 2001 | BWS Next Generation | 50 |
| YAMAHA | CW | 2002 | BWS Next Generation | 50 |
| YAMAHA | CW | 2000 | BWS Next Generation | 50 |
| YAMAHA | CW | 2001 | BWS Next Generation | 50 |
| YAMAHA | CW | 2002 | BWS Next Generation | 50 |
| YAMAHA | CW | 2000 | BWS Next Generation | 50 |
| YAMAHA | CW | 2001 | BWS Next Generation | 50 |
| YAMAHA | CW | 2002 | BWS Next Generation | 50 |
| YAMAHA | CW | 2000 | BWS Next Generation | 50 |
| YAMAHA | CW | 2001 | BWS Next Generation | 50 |
| YAMAHA | CW | 2002 | BWS Next Generation | 50 |
| YAMAHA | CW | 1996 | BWS Spy | 50 |
| YAMAHA | CW | 1997 | BWS Spy | 50 |
| YAMAHA | CW | 1998 | BWS Spy | 50 |
| YAMAHA | CW | 1999 | BWS Spy | 50 |
| YAMAHA | CW | 1996 | BWS Spy | 50 |
| YAMAHA | CW | 1997 | BWS Spy | 50 |
| YAMAHA | CW | 1998 | BWS Spy | 50 |
| YAMAHA | CW | 1999 | BWS Spy | 50 |
| YAMAHA | CW | 1996 | BWS Spy | 50 |
| YAMAHA | CW | 1997 | BWS Spy | 50 |
| YAMAHA | CW | 1998 | BWS Spy | 50 |
| YAMAHA | CW | 1999 | BWS Spy | 50 |
| YAMAHA | CW | 1996 | BWS Spy | 50 |
| YAMAHA | CW | 1997 | BWS Spy | 50 |
| YAMAHA | CW | 1998 | BWS Spy | 50 |
| YAMAHA | CW | 1999 | BWS Spy | 50 |
| YAMAHA | CW | 1996 | BWS Bump | 50 |
| YAMAHA | CW | 1997 | BWS Bump | 50 |
| YAMAHA | CW | 1998 | BWS Bump | 50 |
| YAMAHA | CW | 1999 | BWS Bump | 50 |
| YAMAHA | CW | 1997 | BWS Bump | 50 |
| YAMAHA | CW | 1998 | BWS Bump | 50 |
| YAMAHA | CW | 1999 | BWS Bump | 50 |
| YAMAHA | CW | 1999 | BWS NG | 50 |
| YAMAHA | CW | 2000 | BWS NG | 50 |
| YAMAHA | CW | 2001 | BWS NG | 50 |
| YAMAHA | CW | 2002 | BWS NG | 50 |
| YAMAHA | CW | 1999 | BWS NG | 50 |
| YAMAHA | CW | 2000 | BWS NG | 50 |
| YAMAHA | CW | 2000 | BWS NG | 50 |
| YAMAHA | CW | 2001 | BWS NG | 50 |
| YAMAHA | CW | 2002 | BWS NG | 50 |
| YAMAHA | CW | 1996 | BWS NG | 50 |
| YAMAHA | CW | 1997 | BWS NG | 50 |
| YAMAHA | CW | 1998 | BWS NG | 50 |
| YAMAHA | CW | 1996 | BWS NG | 50 |
| YAMAHA | CW | 1997 | BWS NG | 50 |
| YAMAHA | CW | 1998 | BWS NG | 50 |
| YAMAHA | CW | 1996 | BWS NG | 50 |
| YAMAHA | CW | 1997 | BWS NG | 50 |
| YAMAHA | CW | 1998 | BWS NG | 50 |
| YAMAHA | CW | 1996 | BWS NG | 50 |
| YAMAHA | CW | 1997 | BWS NG | 50 |
| YAMAHA | CW | 1998 | BWS NG | 50 |
| YAMAHA | CW | 1996 | BWS NG | 50 |
| YAMAHA | CW | 1997 | BWS NG | 50 |
| YAMAHA | CW | 1998 | BWS NG | 50 |
| YAMAHA | CW | 1999 | BWS NG | 50 |
| YAMAHA | CW | 2000 | BWS NG | 50 |
| YAMAHA | CW | 2001 | BWS NG | 50 |
| YAMAHA | CW | 2002 | BWS NG | 50 |
| YAMAHA | CW | 2003 | BWS NG | 50 |
| YAMAHA | CW | 2004 | BWS NG | 50 |
| YAMAHA | CW | 2005 | BWS NG | 50 |
| YAMAHA | CW | 2006 | BWS NG | 50 |
| YAMAHA | CW | 2007 | BWS NG | 50 |
| YAMAHA | CW | 2008 | BWS NG | 50 |
| YAMAHA | CW | 1990 | Zuma | 50 |
| YAMAHA | CW | 1997 | Zuma II | 50 |
| YAMAHA | CW | 1998 | Zuma II | 50 |
| YAMAHA | CW | 1999 | Zuma II | 50 |
| YAMAHA | CW | 2000 | Zuma II | 50 |
| YAMAHA | CW | 2001 | Zuma II | 50 |
| YAMAHA | EW | 2000 | Slider | 50 |
| YAMAHA | EW | 2001 | Slider | 50 |
| YAMAHA | EW | 2002 | Slider | 50 |
| YAMAHA | EW | 2003 | Slider | 50 |
| YAMAHA | EW | 2004 | Slider | 50 |
| YAMAHA | EW | 2005 | Slider Naked | 50 |
| YAMAHA | EW | 2006 | Slider Naked | 50 |
| YAMAHA | CW | 1999 | Zuma II | 50 |
| YAMAHA | CW | 1997 | Zuma II | 50 |
| YAMAHA | YW | 2008 | BWS | 50 |
| YAMAHA | YW | 2009 | BWS | 50 |
| YAMAHA | YW | 2010 | BWS | 50 |
| YAMAHA | YW | 2011 | BWS | 50 |
| YAMAHA | CW | 2004 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2005 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2006 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2007 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2008 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2009 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2010 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2011 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2004 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2005 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2006 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2007 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2008 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2009 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2010 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2011 | BWS 10" Wheel | 50 |
| YAMAHA | EW | 2007 | Slider Naked | 50 |
| YAMAHA | EW | 2008 | Slider Naked | 50 |
| YAMAHA | EW | 2009 | Slider Naked | 50 |
| YAMAHA | EW | 2010 | Slider Naked | 50 |
| YAMAHA | EW | 2011 | Slider Naked | 50 |
| MBK | BOOSTER | 2012 | 50 | |
| MBK | BOOSTER | 2012 | 50 | |
| MBK | BOOSTER | 2012 | 50 | |
| MBK | BOOSTER | 2006 | 50 | |
| MBK | BOOSTER | 2012 | 50 | |
| MBK | EW | 2012 | Stunt Naked | 50 |
| YAMAHA | CW | 2012 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2012 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2012 | BWS | 50 |
| YAMAHA | EW | 2012 | Slider Naked | 50 |
| YAMAHA | CW | 2012 | BWS | 50 |
| YAMAHA | CW | 2013 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2013 | BWS 10" Wheel | 50 |
| YAMAHA | CW | 2013 | BWS Naked | 50 |
| MBK | BOOSTER | 2013 | 50 | |
| MBK | BOOSTER | 2013 | 50 | |
| MBK | BOOSTER | 2013 | 50 | |
| MBK | BOOSTER | 2013 | 50 | |
| YAMAHA | CW | 2014 | BWS Naked | 50 |
| YAMAHA | CW | 2014 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2014 | BWS Easy | 50 |
| YAMAHA | CW | 2014 | BWS 10" Wheel | 50 |
| MBK | EW | 2011 | Stunt Naked | 50 |
| MBK | BOOSTER | 2014 | 50 | |
| MBK | BOOSTER | 2014 | 50 | |
| MBK | BOOSTER | 2014 | 50 | |
| MBK | BOOSTER | 2014 | 50 | |
| MBK | BOOSTER | 2014 | 50 | |
| YAMAHA | CW | 2015 | BWS Easy | 50 |
| YAMAHA | CW | 2015 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2015 | BWS Naked | 50 |
| YAMAHA | CW | 2015 | BWS 10" Wheel | 50 |
| MBK | BOOSTER | 2015 | 50 | |
| MBK | BOOSTER | 2015 | 50 | |
| MBK | BOOSTER | 2015 | 50 | |
| MBK | BOOSTER | 2015 | 50 | |
| MBK | BOOSTER | 2015 | 50 | |
| MBK | BOOSTER | 2011 | 50 | |
| MBK | BOOSTER | 2010 | 50 | |
| MBK | BOOSTER | 2008 | 50 | |
| MBK | BOOSTER | 2009 | 50 | |
| MBK | BOOSTER | 2007 | 50 | |
| MBK | BOOSTER | 2006 | 50 | |
| MBK | BOOSTER | 2005 | 50 | |
| MBK | BOOSTER | 2004 | 50 | |
| MBK | BOOSTER | 2012 | 50 | |
| MBK | BOOSTER | 2007 | 50 | |
| MBK | BOOSTER | 2008 | 50 | |
| MBK | BOOSTER | 2009 | 50 | |
| MBK | BOOSTER | 2010 | 50 | |
| MBK | BOOSTER | 2011 | 50 | |
| MBK | BOOSTER | 2012 | 50 | |
| MBK | BOOSTER | 1997 | 50 | |
| MBK | BOOSTER | 2001 | 50 | |
| MBK | BOOSTER | 2002 | 50 | |
| MBK | BOOSTER | 2003 | 50 | |
| MBK | BOOSTER | 2004 | 50 | |
| MBK | BOOSTER | 2005 | 50 | |
| MBK | BOOSTER | 2006 | 50 | |
| MBK | BOOSTER | 2007 | 50 | |
| MBK | BOOSTER | 2008 | 50 | |
| MBK | BOOSTER | 2009 | 50 | |
| MBK | BOOSTER | 2010 | 50 | |
| MBK | BOOSTER | 2013 | 50 | |
| MBK | BOOSTER | 2000 | 50 | |
| MBK | BOOSTER | 2001 | 50 | |
| MBK | BOOSTER | 2002 | 50 | |
| MBK | BOOSTER | 2003 | 50 | |
| MBK | BOOSTER | 2004 | 50 | |
| MBK | BOOSTER | 2005 | 50 | |
| MBK | BOOSTER | 2006 | 50 | |
| MBK | BOOSTER | 2007 | 50 | |
| MBK | BOOSTER | 2008 | 50 | |
| MBK | BOOSTER | 2009 | 50 | |
| MBK | BOOSTER | 2010 | 50 | |
| MBK | BOOSTER | 2011 | 50 | |
| MBK | EW | 2007 | Stunt | 50 |
| MBK | EW | 2008 | Stunt | 50 |
| MBK | EW | 2009 | Stunt | 50 |
| MBK | EW | 2010 | Stunt | 50 |
| MBK | EW | 2011 | Stunt | 50 |
| MBK | EW | 2012 | Stunt | 50 |
| MBK | EW | 2006 | Stunt Naked | 50 |
| MBK | EW | 2007 | Stunt Naked | 50 |
| MBK | EW | 2008 | Stunt Naked | 50 |
| MBK | EW | 2009 | Stunt Naked | 50 |
| MBK | EW | 2010 | Stunt Naked | 50 |
| YAMAHA | CW | 1996 | BWS | 50 |
| YAMAHA | CW | 1997 | BWS | 50 |
| YAMAHA | CW | 2015 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2014 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2013 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2012 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2011 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2010 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2009 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2008 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2007 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2006 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2005 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2004 | BWS 12" Wheel | 50 |
| YAMAHA | CW | 2013 | BWS Easy | 50 |
| YAMAHA | CW | 2014 | BWS Easy | 50 |
| YAMAHA | CW | 2015 | BWS Easy | 50 |
| MBK | BOOSTER | 1995 | 50 | |
| MBK | BOOSTER | 2000 | 50 | |
| MBK | BOOSTER | 2001 | 50 | |
| MBK | BOOSTER | 2002 | 50 | |
| MBK | BOOSTER | 2003 | 50 | |
| MBK | BOOSTER | 2004 | 50 | |
| MBK | BOOSTER | 2005 | 50 | |
| MBK | BOOSTER | 2006 | 50 | |
| MBK | BOOSTER | 2007 | 50 | |
| MBK | BOOSTER | 2008 | 50 |
| Width: | 12,0 cm |
| Height: | 12,0 cm |
| Length: | 4,5 cm |
| Weigth: | 0,38 kg |
| Bar code: | 1000700400001 |
| Condition: | New |
RMS Cylinder head MBK / Yamaha 50 90-16
/ pcs.