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Hey classic bike enthusiasts!

Need a replacement throttle return spring for your Amal MK1 Concentric carb?

We've got the genuine article—part number 622/131, also cross-referenced as 99-1033 or 19-3141.

This spring is essential for proper throttle operation on your 600 or 900 series carbs.

It's brand new and made by Amal, so you know it's the right fit.
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Don't let a weak spring ruin your ride—swap it out and get back to smooth throttling.

Order this little but crucial part today and keep your vintage bike running right!

5 out of 5