Description
1974 Yamaha DT175 , 75 Model Year , Matching numbers. supplied with VJMC Dating certificate , US market model , Twin plug head , Imported 2019 and fully restored 2019/ 2020 , Registered with current V5C , Absolutely beautiful condition , Engine rebuild , 12 volt upgrade , New tyres , New chain , New fork seals etc , Starts easily and runs superbly , Comes with Invoice history , Workshop and parts manual , Superb.
view a walk round video on our youTube channel - spinningwheel classic cars
Delivery and Shipping arranged
See detailed history below.
YAMAHA DT 175B (1974) (6, 111mls 22 Oct 2024) KKL 529 N
Bought from the chap who renovated the bike including the fitment of an expensive (£450+ plus fitting) high quality 12v conversion.
Very original and in just lovely condition all round. Bike runs on Motul Semi Synthetic and starts easily and runs perfectly.
Tax and MOT exempt.
Registration Date: 31 December 1974
Service / Renovation History
2020 WORK LIST:
Frame & Cycle parts
- Frame pressure washed, cleaned polished and touched up where necessary
- No evidence of damage/ collision. The bottom rails are perfect indicating minimal off-road activity
- Top & bottom yolk removed and repainted
- Headstock fitted with new ball races & greased
Swinging Arm & Chainguards
- Swinging arm & chainguards removed and refinished in gloss black complete with brand-new bushings and inserts - filled with fresh grease
- New grease nipple
Front Forks & Stanchions
- Front forks removed and rebuilt with new seals and filled with SAE10 oil to factory spec
- Stanchions in excellent condition with no evidence of wear or pitting
- Sliders stripped and carefully polished using wet and dry and polish
Rear Shocks
- Period-correct thermal phase shocks partially dismantled, cleaned / checked
- Refinished in Satin Black
Chain & Sprockets
- New gold final drive chain & sprockets
- (rear sprocket zinc electroplated to match period finish)
- New Tab Washers
Front & Rear Wheels & Tyres
- Front & rear wheels stripped & polished
- Rear wheel spokes/ nipples removed & replated
- New bearings fitted
- Both rims in excellent condition with original chrome showing no rusting
- Period pattern Kenda block pattern tyres with new inner tubes & rim tapes
Brakes
- Brake plates & hubs polished with wet and dry (not machine polished) then hand polished
- New Vesrah brake shoes/ springs fitted to the front
- New EBC shoes fitted to the rear
Ancillaries
- Mudguards, shrouds, headlamp bucket & taillight bracket re-sprayed in period correct crystal silver with clearcoat finish
- Exact reproduction seat cover & foam sourced from California USA (£250)
- Seat pan and hinges stripped and repainted Satin Black
- Two new period pattern Yamaha mirrors fitted
Fuel & Air
- Oil/ fuel/ intake/ exhaust
- Air filter & box removed, cleaned and repainted
- New air filter foam, oiled and fitted over cage
- Fuel tank de-rusted and soda flushed
- Tourmax petcock fitted with using new OEM fibre washers
- Fuel cap dismantled, internals electroplated and new rubber gasket fitted
Carburettor
- Carburettor dismantled and ultrasonically cleaned
- Rebuilt with new jets and gaskets
- Repainted in factory correct black enamel
- New rubber boot fitted to top
Autolube Oil Pump
- Oil pump dismantled & ultrasonically cleaned
- Rebuilt with new seals & and gaskets
- Stroke & range adjusted to factory spec
- New banjo, delivery line & gaskets
- Oil tank cleaned and fitted with OEM hose to oil pump
- New cap & cork gasket
Exhaust
- Silencer & baffles (Krisman spark arrestor) decarbonised refinished finished in heat resistant black, with new o-ring gaskets between tail & silencer body
- Heat guard, repolished, and refinished and fitted with new felt washers
Engine/ Gearbox
- Cylinder head & barrel removed, cleaned and inspected
(No evidence of seizure or overheating. Original piston and rings in good condition overall)
- Reed valve & block inspected and refitted with new gaskets
- Crankshaft shows no sign of wear or noise when running
- Main bearings & gudgeon pin are good
- Barrel & cylinder head repainted in heat resistant black including fins
- Fins cut back to natural (factory) finish for contrast
- Engine shows no sign of being split since factory assembly with Yamabond still visible around the horizontal joints in the crank cases
Clutch
- New clutch springs fitted
- Crank case seals on clutch side & ignition side both replaced
Engine Casings
- All engine casings removed, cleaned and finished with wet and dry paper and metal polish (no machine polishing)
- New gasket set
Gearbox
- Gearbox oil replaced to 1300cc as per factory grade
- New oil seals on kickstarter, shifter linkage & gearbox output shafts
Electrical & Instruments
- New Yuasa 6 V battery fitted in 2019 (12v conversion in Mar 2024 £450)
- Replica aftermarket period correct indicators & stems fitted, complete with 6V bulbs
- Rex's speedshop 6V voltage regulator fitted to magneto output (these were a factory extra in 1975 and standard from '76 on)
- New points & flywheel removed and cleaned
- Auto advance retard system lightly oiled & timed to factory spec with DTI indicator and "buzz box"
- Switches & Ignition fob dismantled, cleaned and reassembled with light grease on moving parts
- Spare keys cut (original one satisfactory)
- Matching Keyring with DT 175 logo
9 Feb 2024 – Derry ordered up the 12v conversion kit and gel battery to carry out conversion (£400)
Vape Powerdynamo kit (406. 16 € / £345. 49) plus Rex Speed Shop batter & 55/ 60w headlamp bulb (£71. 70) ex fitting. Rex stuff delivered 12 Feb 24 – est Vape delivery 13 Feb 24.
Removal of original flywheel, generator, coil points and advance retard mechanism. Fit battery and replace all 12v bulbs.
26 Feb 2024 – New fuel line pipe (Yambits).
7 August 2024 – RRPM Forks drained, springs removed and cut to 460mm (vs 441mm factory) as they too long and were solid. New fluid. £126
