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The frame number is stamped on the left side of the machine on the frame head lug, beneath the top fork lug, and forward of the fuel tank.","Answer",{"name":64,"@type":59,"acceptedAnswer":65},"What information should be provided in correspondence about the machine?",{"text":66,"@type":62},"Both the engine and frame numbers should be given in full in any correspondence, including with the local Triumph Dealer or the distributor.",{"name":68,"@type":59,"acceptedAnswer":69},"What does the supplement provide for the TRIUMPH 650 c.c. unit construction twin models?",{"text":70,"@type":62},"It provides necessary service information for basic maintenance and repair, with general data in ready reference form and a lubrication system section plus core engine specifications, organized by major assemblies and the normal operational sequence of strip down, examination, and 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T120  \n(UPDATING 1964/5 MANUALS TO 1966 CONDITION)  \nCopyright by  \n## INTRODUCTION\n\nTHIS manual has been compiled and prepared to provide the necessary service information for workshop,fitter,technical staffand individual owner,wishing to carry out basic maintenance and repair work on theTRIUMPH 650 c.c.series of unit construction twin cylinder models.  \nGENERAL DATA for all models within the above range is provided in ready reference form,and a separatesection covering Service Tools is fully illustrated at the end of this manual.  \nThe manual is divided into sections dealing with major assemblies,throughout the machine,each section sub-divided into sequence order corresponding to normal operations of strip down,examination and rebuildingprocedure.  \n## ENGINE AND FRAME NUMBERS\n\nNOTE.The engine number is located on the left hand side of the engine immediately below the cylinderbarrel to crankcase flange.The engine type is incorporated as a prefix to the engine number.  \nThe frame number of the machine is stamped on the left side of the machine,on the frame headlug,beneath thetop fork lug,and forward of the fuel tank.  \nBoth the engine and frame numbers should be given IN FULL in any correspondence relating to the machineeither with your local Triumph Dealer or the Distributor.  \nEASTERN U.S.A.DISTRIBUTORS  \nWESTERN U.S.A DISTRIBUTORS  \nJOHNSON MOTORS INC.P.O.BOX 457,PASADENA,CALIFORNIA 91102,  \n267 WEST COLORADO BLVD.Cables:\"Jomo\".  \nTHE TRIUMPH CORPORATION,  \nP.O.BOX 6790,TOWSON,BALTIMORE 4,MARYLAND 21204.Cables:Triumph Baltimore.  \nO  \nC  \n〇  \n〇  \nU  \nC  \nO  \nO  \n0  \n## GENERAL DATA\n\n6T ThunderbirdTR6 TrophyT120 Bonneville  \n## Also Alternative Fitments for TR6 and T120 Sports Models\n\nNote:—Throughout this Section,read All Models as for 6T Thunderbird,unlessotherwise detailed under the particular Model  \nModifications for 1966 Models (Engine No.DU.24875)are listed on pages GD19&20  \n## GENERAL DATAMODEL 6T—THUNDERBIRDLUBRICATION SYSTEM\n\n\n| OIL PUMP   |  |  |  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| Body material   |  | ……   |  |  | …   | …   | ……   | .   | …  \u003Cbr>…   | Brass  \u003Cbr>·3748/-3753 in.   |  |\n| …  \u003Cbr>…  \u003Cbr>Bore diameter:Feed ...   |  |  | …   | …   |  |  | …   | …   | …   | ·4372/·4377 in.   |  |\n| …  \u003Cbr>Scavenge   |  | …   | …   | …   | ……   | .….  \u003Cbr>..   | …   | ..   | …   | ·3744/-3747 in.   |  |\n| …  \u003Cbr>Plunger diameter:Feed  \u003Cbr>Scavenge…    …   |  | ……   | ……   | ……   | …   | ...   | ……   | …   | ……   | ·4369-4372 in.   |  |\n| Valve spring length   |  | …   | …   | …   | ……   | ...  \u003Cbr>..   | …   | ...  \u003Cbr>...   | …   | in.  \u003Cbr>in.   |  |\n|  |  |  |  |  |  |  |  |  |  |  |  |\n| Ball diameter    …   |  |  |  | …   | …   | ...   | …   | ...   | …   | ·497|·498 in.   |  |\n| Aluminium crosshead width …  \u003Cbr>Working clearance in plunger heads   |  | …  \u003Cbr>…   | …  \u003Cbr>…   |  | …   |  | …   |  | …   | ·0015/-0045 in.   |  |\n\n### OIL PRESSURE RELEASE VALVE\n\n·5605/-5610 in.Piston diameter .…·001/·002 in.Working clearance601b./sq.in.(4-22 kg./sq.cm.)Pressure release operatesIndicator spring length(Free)孽in.Release spring length (Free)  \n………  \n…………  \n……………  \n…………  \n…  \n…………  \n…………  \n…  \n……  \n……  \n…  \n### OIL PRESSURE\n\nNormal running ...6   ·Idling…….65/80 Ib./sq.in..20/25 Ib./sq.in.  \n…  \nENGINE  \n\n| BASIC DETAILS   |  |  |  |  |  |  |  |  |  |  |\n| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |\n| Bore and stroke  \u003Cbr>…   |  | ……   | ……   | .   | ……   | ……   | ……   | ……   | …  \u003Cbr>…   | 71×82 mm.  \u003Cbr>2·795×3·228 in.   |\n| …  \u003Cbr>Bore and stroke …  \u003Cbr>…   |  |  |  |  | …   | …   | …   | …   |  | 649 c.c.(40 cu.in.)   |\n| …  \u003Cbr>…  \u003Cbr>Cubic capacity  …  \u003Cbr>Compression ratio  \u003Cbr>…   |  | ………   | ………   | ………   | ……   | ……   | ……   | ……   | …  \u003Cbr>…  \u003Cbr>…   | 7·5:1  \u003Cbr>50 c.c.(3·05 cu.in.)   |\n| Capacity of co","cbCaiow0NDymO4ZG","https://ap.wps.com/l/cbCaiow0NDymO4ZG","pdf",6658835,100,"English","# Introduction\n# Engine and Frame Numbers\n# General Data\n## Also Alternative Fitments for TR6 and T120 Sports Models\n## General Data Model 6T—Thunderbird - Lubrication System\n## Oil Pressure Release Valve\n## Oil Pressure\n## Engine - Basic Details\n## Crankshaft\n## Connecting Rods\n## Gudgeon Pin\n## Small End Bush","[{\"question\":\"Where are the engine and frame numbers located on the machine?\",\"answer\":\"The engine number is on the left side of the engine immediately below the cylinder barrel to crankcase flange, with the engine type as a prefix. The frame number is stamped on the left side of the machine on the frame head lug, beneath the top fork lug, and forward of the fuel tank.\"},{\"question\":\"What information should be provided in correspondence about the machine?\",\"answer\":\"Both the engine and frame numbers should be given in full in any correspondence, including with the local Triumph Dealer or the distributor.\"},{\"question\":\"What does the supplement provide for the TRIUMPH 650 c.c. unit construction twin models?\",\"answer\":\"It provides necessary service information for basic maintenance and repair, with general data in ready reference form and a lubrication system section plus core engine specifications, organized by major assemblies and the normal operational sequence of strip down, examination, and rebuilding.\"}]","Workshop Manual - Supplementary Pages - Workshop Manual for Unit Construction 650 cc Twins - 1964/5 to 1966 | PDF",252]