Author Topic: Husky shock length  (Read 12021 times)

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Offline JohnnyO

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Husky shock length
« on: October 27, 2013, 04:11:20 pm »
Can anyone tell me the standard shock length for a '77 CR390?
Mine is fitted with 14.25 YSS with 4" shaft travel giving only 7.5" rear wheel travel..

Offline Husky500evo

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Re: Husky shock length
« Reply #1 on: October 27, 2013, 04:58:18 pm »
Hi John. I replied on the other thread, but I'll put it here too. Standard shocks on a '77 CR250/CR390 are Gas Girlings, that are 380mm long with around 140mm shaft travel. I think that I measured the travel on mine with the springs off the shocks and it came to around 9 inches, depending on where the axle position was. I ended up putting a set of 383mm remote reservoir Ohlins, that came off a '79 Husky 390 Auto on my CR390, because the shafts on the standard Girlings had rust pits in them.

Offline euro bikes

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Re: Husky shock length
« Reply #2 on: October 27, 2013, 05:08:05 pm »
My 125 77 mod has girlings and they are 330mls with 110mls travel,i also put 80 husky Ohlins on it but goes past the 9inches of travel.

Offline Husky500evo

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Re: Husky shock length
« Reply #3 on: October 27, 2013, 05:20:53 pm »
My 125 77 mod has girlings and they are 330mls with 110mls travel,i also put 80 husky Ohlins on it but goes past the 9inches of travel.
The 125 Huskys always seemed to be a year behind compared to the equipment on the 250 and open class bikes, much the same as the WR models were a year behind the CRs. I just went and had a look at my Ohlins twinshock workshop manual and it says that the shaft travel on the 383mm remote reservoir shocks is 140mm.
« Last Edit: October 27, 2013, 05:24:26 pm by Husky500evo »

Offline Slakewell

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Re: Husky shock length
« Reply #4 on: October 27, 2013, 05:40:24 pm »
Around the 375mm is correct. I'm running 340mm shocks now so I comply and it evens up the shorten front forks and if I was going to have too run 9 inch I wanted to at least be lower to the ground so It corners a little better.
Current bikes. KTM MC 250 77 Husky CR 360 77, Husky 82 420 Auto Bitsa XR 200 project. Dont need a pickle just need to ride my motorcickle

Offline JohnnyO

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Re: Husky shock length
« Reply #5 on: October 27, 2013, 06:27:34 pm »
Thanks for the replies guys, I've got so many pairs of shocks but they're all too long except for a pair of the original Fox spring shocks.
Will probably modify some Ohlins for it later.
The YSS are useless, who builds a pair of piggyback shocks with only 100mm shaft travel?!!

Offline VMX Andrew

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Re: Husky shock length
« Reply #6 on: October 27, 2013, 06:49:52 pm »
Just came back from a big surfing trip over in Indonesia where everyone
rides a scooter to work.
Interesting to note that most of these bikes had the YSS shocks fitted up to them but one bike did have
an Ohlins setup out of the 10,000 bikes that went zooming past me everyday.

Offline bigk

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Re: Husky shock length
« Reply #7 on: October 27, 2013, 07:23:56 pm »
I run 385mm shocks on my '77 CR390.
K

Offline JohnnyO

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Re: Husky shock length
« Reply #8 on: October 27, 2013, 07:50:03 pm »
I tried a pair of 385mm works performance bigk and the thing was so tall I could only touch the ground tippy toes and I'm not short..

Offline Ted

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Re: Husky shock length
« Reply #9 on: October 27, 2013, 07:53:05 pm »
Thanks for the replies guys, I've got so many pairs of shocks but they're all too long except for a pair of the original Fox spring shocks.
Will probably modify some Ohlins for it later.
The YSS are useless, who builds a pair of piggyback shocks with only 100mm shaft travel?!!

Steve Cramer. Ohlins piggybacks. 104 mm shaft travel. Spot on 9" travel. 1977 SUZUKI RM 125 B
81 YZ 465 H   77 RM 125 B

Offline Slakewell

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Re: Husky shock length
« Reply #10 on: October 27, 2013, 08:08:53 pm »
The KYB airs I had on the Husky are between 380/385 and I feel there a tad to long and I like front heavy bikes.
Buy some Gazzi's with adjustable ride hieght and get the feel you need. At just over $500.00 there a good deal and I love the drive of the corners with these shocks that I cant get with Ohlins or air shocks.
« Last Edit: October 27, 2013, 08:12:34 pm by Slakewell »
Current bikes. KTM MC 250 77 Husky CR 360 77, Husky 82 420 Auto Bitsa XR 200 project. Dont need a pickle just need to ride my motorcickle

Offline JohnnyO

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Re: Husky shock length
« Reply #11 on: October 27, 2013, 09:30:18 pm »
The KYB airs I had on the Husky are between 380/385 and I feel there a tad to long and I like front heavy bikes.
Buy some Gazzi's with adjustable ride hieght and get the feel you need. At just over $500.00 there a good deal and I love the drive of the corners with these shocks that I cant get with Ohlins or air shocks.

Looks good Slake.. I've got some Ohlins and Fox Airs the right length, I'll revalve and respring the Ohlins to suit it

Offline Husky500evo

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Re: Husky shock length
« Reply #12 on: October 27, 2013, 10:15:14 pm »

This is my '77 Cr390 when I first put it together, with the standard Gas Girling shocks that have the weird square section small springs on them. I originally picked it up at the Barrabool (CD3 ?) swap meet, as a basket case from the boot of a car, for $250 . It is no beauty queen, but it was built as a race bike and it hauls arse. It has a Paul Rooney ported cylinder and a set of magnesium aftermarket Ceriani 35mm forks. The Ceriani forks have 10 inches of travel, but I put 1 inch travel limiting spacers in them for the Coff's Harbour and Conondale Nats and it adversely affected the handling of the bike, because I didn't lower the back end as well.  I think that Slakewell's bike has a '78 pipe on it, which is a better option.  Mine has the standard '77 pipe, which is very heavy and burns your leg. I currently have the bike pulled down for a freshen up and will put it back together with the correct colour tank.
« Last Edit: October 28, 2013, 07:07:00 am by Husky500evo »

Offline JohnnyO

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Re: Husky shock length
« Reply #13 on: October 27, 2013, 10:50:41 pm »
Mark mine has a pipe with a stinger and bolt on alloy muffler, is that a 78 pipe?
I've just bolted 380mm Ohlins to it but it has 12" clearance between the rear tyre and guard like an Evo bike but it only has 9" travel so it's effectively at least 2" too high and much taller than my RM370.
I think it's too tall for a pre 78 bike that's why I'd prefer shocks around 360-370mm

Offline JohnnyO

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Re: Husky shock length
« Reply #14 on: October 27, 2013, 10:52:08 pm »
What is the correct tank colour for a 77 CR? I thought red, mine is black..