Author Topic: M C supply con rods  (Read 1108 times)

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Offline faulkie

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M C supply con rods
« on: July 08, 2016, 02:37:06 PM »
I have bought a set of new old stock Japanese M C Supply forged alloy con rods off eBay for my 750 Honda. Has any one had any experience with using these rods? Will they survive 70mm pistons?

Offline chewbacca5000

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Re: M C supply con rods
« Reply #1 on: July 08, 2016, 04:50:29 PM »
Dino from Hackawek used them in his build, why not ask him?

https://www.youtube.com/user/HackaweekTV/videos

No one else here has used them that I know of.

Offline SOHC4 Cafe Racer Fan

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Re: M C supply con rods
« Reply #2 on: July 08, 2016, 05:03:32 PM »
I think Carpy had a cache of them he was selling.  I don't know anything about their quality.
1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline Jerry Rxman Griffin aka MuthaF'er

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Re: M C supply con rods
« Reply #3 on: July 08, 2016, 06:30:52 PM »
The question is 'how long' and how will you ride. You'll have to notch the bottom of the cylinder liners. If you put serious money into your engine these MC $ will be the weak link. Falicon and Carrillo are available $$$. 'Super Rods' are available $$. I used a set of specially made by APE set of Crowers $$ 1/2$ in my 1000. 
As of today 3/13/2012 my original owner 75 CB750F has made it through 3 wives, er EX-wives. Free at last.  ;-)

Offline SOHC4 Cafe Racer Fan

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Re: M C supply con rods
« Reply #4 on: July 08, 2016, 10:50:14 PM »
The Cycle X rods are a good value for the $.  If you are building a truly high performance motor, then go with Carrillos.
1975 CB550K1 "Blue" Stockish Restomod (http://forums.sohc4.net/index.php?topic=135005.0)
1975 CB550F1 frame/CB650 engine hybrid "The Hot Mess" (http://forums.sohc4.net/index.php/topic,150220.0.html)
2008 Triumph Thruxton (http://forums.sohc4.net/index.php/topic,190956.0.html)
2014 MV Agusta Brutale Dragster 800
2015 Yamaha FZ-09 (http://forums.sohc4.net/index.php/topic,186861.0.html)

"There are some things nobody needs in this world, and a bright-red, hunch-back, warp-speed 900cc cafe racer is one of them — but I want one anyway, and on some days I actually believe I need one.... Being shot out of a cannon will always be better than being squeezed out of a tube. That is why God made fast motorcycles, Bubba." Hunter S. Thompson, Song of the Sausage Creature, Cycle World, March 1995.  (http://www.latexnet.org/~csmith/sausage.html and https://magazine.cycleworld.com/article/1995/3/1/song-of-the-sausage-creature)

Sold/Emeritus
1973 CB750K2 "Bionic Mongrel" (http://forums.sohc4.net/index.php?topic=132734.0) - Sold
1977 CB750K7 "Nine Lives" Restomod (http://forums.sohc4.net/index.php?topic=50490.0) - Sold
2005 RVT1000RR RC51-SP2 "El Diablo" - Sold
2016+ Triumph Thruxton 1200 R (http://forums.sohc4.net/index.php/topic,170198.0.html) - Sold

Offline faulkie

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Re: M C supply con rods
« Reply #5 on: September 03, 2016, 06:56:07 PM »
Thanks everyone, I used Cycle X rods. I can do without breakages

Offline PeWe

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Re: M C supply con rods
« Reply #6 on: September 04, 2016, 12:08:26 AM »
Carillo cost "only" $300 more than Super rods.
My costs came later and still coming when I got thoughts about the Carillos + APE crank should work harder when they can... 71.25mm 10.5:1 custom pistons from Dynoman and cylinder from Mike Rieck...
CB750 K6-76  970cc (Earlier 1005cc JMR Billet block on the shelf waiting for a comeback)
CB750 K2-75 Parts assembled to a stock K2

Updates of the CB750 K6 -1976
http://forums.sohc4.net/index.php/topic,180468.msg2092136.html#msg2092136
The billet block build thread
http://forums.sohc4.net/index.php/topic,49438.msg1863571.html#msg1863571
CB750 K2 -1975  build thread
http://forums.sohc4.net/index.php/topic,168243.msg1948381.html#msg1948381
K2 engine build thread. For a complete CB750 -75
http://forums.sohc4.net/index.php/topic,180088.msg2088008.html#msg2088008
Carb jetting, a long story Mikuni TMR32
http://forums.sohc4.net/index.php/topic,179479.msg2104967.html#msg2104967