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Tech. Advice: Series 'B' / 'C' 500cc/1000cc Bikes
Do Big Bore Cylinder Muffs Need Special Head Studs?
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<blockquote data-quote="Sten Jensen" data-source="post: 130716" data-attributes="member: 430"><p>Yes, probably they are all different ;-)</p><p>I got this response from Steve at Conways, June 2020 :</p><p></p><p>Nikasil coated 90mm cylinders complete ? £600 each 8 weeks</p><p>Pistons 90mm (8:1 or 9:1) ? (Make ?, Forged / Cast / Low exp. ?) £190 Cast low exp, either 8:1 or 9:1 2-4 weeks</p><p>Conventional cast iron cylinder liners in 90mm bore for use with my own bored cylinder muffs ? £150 each 4 weeks</p><p>Will I need special cylinder studs for your 90 mm bore cylinders of either type ? No</p><p>-----</p><p>I ended up buying a set of Terry Princes 600cc Top End Kits with 92mm bore, the dimensions for fitting that can be seen here :</p><p><a href="https://www.classicmotorbikes.com.au/tpv-top-end-kit-fitting-instructions/" target="_blank">https://www.classicmotorbikes.com.au/tpv-top-end-kit-fitting-instructions/</a></p><p>(I have not fitted it yet).</p></blockquote><p></p>
[QUOTE="Sten Jensen, post: 130716, member: 430"] Yes, probably they are all different ;-) I got this response from Steve at Conways, June 2020 : Nikasil coated 90mm cylinders complete ? £600 each 8 weeks Pistons 90mm (8:1 or 9:1) ? (Make ?, Forged / Cast / Low exp. ?) £190 Cast low exp, either 8:1 or 9:1 2-4 weeks Conventional cast iron cylinder liners in 90mm bore for use with my own bored cylinder muffs ? £150 each 4 weeks Will I need special cylinder studs for your 90 mm bore cylinders of either type ? No ----- I ended up buying a set of Terry Princes 600cc Top End Kits with 92mm bore, the dimensions for fitting that can be seen here : [URL]https://www.classicmotorbikes.com.au/tpv-top-end-kit-fitting-instructions/[/URL] (I have not fitted it yet). [/QUOTE]
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Tech. Advice: Series 'B' / 'C' 500cc/1000cc Bikes
Do Big Bore Cylinder Muffs Need Special Head Studs?
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