What size expansion plugs for GT550 leak down?

General discussion about Street two-stroke Suzuki motorcycles.

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TRC
Around the block
Posts: 72
Joined: Thu May 05, 2016 11:52 pm
Country: USA
Suzuki 2-Strokes: GT550

What size expansion plugs for GT550 leak down?

Post by TRC »

Building a leak down test kit but don't know what size expansion plugs I need for my for GT 550 intake and exhaust. Anyone know the sizes?

Thanks in advance!
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GTandcbr
Yeah Man, the Interstate
Posts: 590
Joined: Tue Mar 10, 2015 12:35 pm
Country: WALES
Suzuki 2-Strokes: suzuki gt 550j
Location: Wales

Re: What size expansion plugs for GT550 leak down?

Post by GTandcbr »

Just measured one of spare cylinders for you. 28 mm intake 41 mm exhaust.
98 carb Blackbird and GT550j
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TRC
Around the block
Posts: 72
Joined: Thu May 05, 2016 11:52 pm
Country: USA
Suzuki 2-Strokes: GT550

Re: What size expansion plugs for GT550 leak down?

Post by TRC »

Perfect, thank you!
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