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Malarkey Engineering Specials 
Mick Mills B25 Trials

Based on the Mick Mills Trials Frame, a classic British designed competition frame. Originally developed for short stroke BSA unit single engines.

Specification: 

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Design: Mick Mills, interpreted by Malarkey Engineering


Frame: Oil bearing, T45 16swg tig welded, Malarkey Engineering


Swingarm: CDS tig welded, Malarkey Engineering


Hubs: Tiger cub reproduction


Tyres: F Mitas E05 3.00 – 21        R Mitas E08 3.50 – 18

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Brakes: Tiger cub reproduction               

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Forks and Yokes: REH trials

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Rear Suspension: Hagon long travel


Engine: Built by Nigel Glover
             B25 modified: piston & liner FJ1100
             Conrod, Thunder Engineering
             Gear selector cam plate and tappet covers PES  
              Lightened clutch basket without rigger bearing
              Pressure plate thrust bearing conversion
              Inlet valve A50, ported inlet tracked
              Compression ratio 8:1         310cc

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Electrics:  Axel Joost control unit, digital speedo MMB,                        wiring Malarkey Engineering


Exhausts:  St/St high level, Malarkey Engineering

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Footrests: Universal trials  

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Seat: Universal small trials

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Tinware: B25 Alloy fuel tank. Stainless mudguards

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Wheel base: 1310mm

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Ground clearance:  285mm


Rake: 25 degree

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Trail: 113mm


Dry Weight: 95.5kg / 210lbs

 


 

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