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WORKSHOP MANUALMANUALMANUAL 1½ LITRE andandand 2½ LITRE WORKSHOP MANUAL 1!!2 LITRE and 2~ LITRE NOTE Amendments to the instructions given in this manual are only made by the issue of revised sheets, or by additional sheets for inclusion at the end of each section. It is therefore of the utmost importance to refer to the end of each of the sections for the latest instructions before carrying out any work on tie vehicle. Issued by IIILEY MOTORS LIMITED P op e ors MORRIS MOTORS LIMITED ABINGDO¶ - BERKSHIRE - ENGLAND Sole Exporters NUF FIELD EXPORTS LIMITED Proprietors MORRIS MOTORS LIMITED COWLEY - OXFORD - ENGLAND I{ and 2+ Litre. Issue 3 (H & E) 87302—5154 THIS MANUAL HAS BEEN REPRODUCED BY KIND PERMISSION OF AUSTIN-MORRIS DIVISION BRITISH LEYLAND MOTOR CORPORATION COWLEY. OXFORD THIS EDITION DESIGNED BY J. A. BYRON FOR THE RILEY RM CLUB AND THE EXCLUSIVE USE OF ITS MEMBERS. PRINTED IN ENGLAND 1979 CONTENTS Section General Data General Information Maintenance Attention (Free and Periodical) Frost Precautions General Data (Series RME and RMF) A Engine (24 litre) ... ... ... AA Engine (14 litre) ... ... ... AAA Engine (24 litre, Series RMF) ... B Fuel System (24 litre) ... ... BB Fuel System (14 litre) ... ... C Ignition System (14 and 24 litre) ... ... D Cooling System (14 and 24 litre) ... ... E Clutch (14 and 24 litre) ... ... ... F Gearbox (14 and 24 litre) ... ... ... Intermediate Driving Shaft (14 and 24 litre) G Intermediate Driving Shaft and Propeller Shaft (Series RME and RMF) GG H Rear Axle (14 and 24 litre) ... ... HH Rear Axle (Series RME and RMF) ... Rear Road Springs (14 and 24 litre) ... J K Front Suspension (14 and 24 litre) ... L Hydrauli.c Dampers (14 and 24 litre) ... M Braking System (14 and 24 litre) ... ... Braking System (Series RME and RMF) MM N Electrical Equipment (14 and 24 litre) ... 0 Wheels and Tyres (14 and 24 litre) ... P Lubrication (14 and 24 litre) ... ... Q Special Tools (14 and 24 litre) ... ... R Body (14 and 24 litre) ... ... ... Riley I~ and 24~ Litre. Issue 3 (H & E) 87302—5/54 3 GENERAL DATA (I~ LITRE) ENGINE Number of cylinders Four. Capacity ... 1496 c.c. (91.28 cu. in.). B.H.P. ... ... 54 at 4,500 r.p.m. Bore ... ... 69 mm. (2.7165 in.). Stroke ... ... 100 mm. (3.937 in.). Compression ratio 6~8 to I. System of cooling Thermo-siphon, fan and pump. Radiator hose, top (outlet) Pre-formed to fit thermostat. Radiator hose—pump to head 2 in. longx l.~ in. outside diameter (5.08 cm.x3~8I cm.). Inside diameter to fit tight over II in. (3.175 cm.) diameter tube. Radiator hose—radiator to pump 2~ in. Iongx I~ in. outside diameter (6.67 cm.x4~I3 cm.). Inside diameter to be a push fit on I~ in. (3.175 cm.) diameter tube. First oversize bore -j-~020 in. (±~5mm.). Bore 2~7365 in. (69.5 mm.). Second oversize bore (max~) +040 in. (±l~0mm.). Bore 2~7565 in. (70 mm.). Firing order 1,2,4,3. Piston clearance, top ~0024in. to ~0034in. (.061 mm. to ~086mm.). Piston clearance, bottom 0012 in. to ~003in. (.03 mm. to ~076mm.). Ring gap ... ~006in. to •010 in. (.152 mm. to ~254mm.). Number of compression rings Three. Width of compression rings .079 in. (2 mm.). Number of oil control rings One. Width of oil control rings ~ in. (3.969 mm.). Oil pressure release valve 50 lb./sq. in. (3.5 kg./cm.2). Floating. Gudgeon pin type ~75Oin ~+000 in. Gudgeon pin diameter ~0003 in. ±~OO0mm. —~006 mm. Hard push fit at 70~ C. Fit in piston ... Fit in connecting rod Push. Gudgeon pin—oversize ±~002in. (.05 I mm.). Crankpin diameter—standard b875 in. (4.763 cm.). Crankpin, minimum diameter for regrind —040 in. (—1.0 mm.). Connecting rod centres... 8 in. (20.32 cm.). Connecting rod—~type of bearing White metal direct. Connecting rod—side clearance ~002in. to ~004in. (.05 mm. to •10 mm.). Connecting rod—diametrical clearance ~00l5in. (.038 mm.). Number of crankshaft bearings Three. Type of main bearings Thick white-metal lined. Standard main journal diameter Front and rear I~75 in~ (4.445 cm.). Centre 275 in. (6.985 cm.). Main Journals First regrind diameter —~020 in. (.508 mm.). ~040in(l.l mm.). Second regrind diameter (minimum) •004 in. to ~006in. (.1 mm. to ~l5 mm.). Main bearings—end clearance Main bearings—diametrical clearance ~0025in. (.060 mm.) centre. •0015 in. (.040 mm.) front and rear. Crankshaft end thrust On rear bearing. Number of camshaft bearings Three. Type of camshaft bearings Bronze at front and rear. Centre bearing is machined in block. 4 Riley 1+ and 2j Litre, Issue 3 (H & E) 87302—5/54 (1+ LITRE) GEN ERAL DATA—continued Camshaft bearing clearance .0025 in. (.060 mm.). Camshaft end thrust Taken on front bearing. Camshaft drive By duplex roller chain. “T “s on chain wheels and Valve timing Crankshaft keyway vertical. bright links on chain. Exhaust valve throat diameter I ~- in. (33.3 mm.). Exhaust valve diameter Head l-j~ in. (36.5 mm.). Stem -~ in. (7.94 mm.). Inlet valve throat diameter I ~ in. (33.3 mm.). Inlet valve diameter Head lj~ in. (36.5 mm.). Stem ~ in. (7.94 mm.). Valve seat angle 45O~ Tappet type Mushroom. Valve lift, inlet .289 in. (.734 mm.). Valve lift, exhaust ~289in. (.734 mm.). 90 before T.D.C. Inlet valve opens before T.D.C. 450 after B.D.C. Inlet valve closes I 480 after B.D.C. r Exhaust valve opens 480 before B.D.C. 560 before B.D.C. Exhaust valve closes 200 after T.D.C. 20~ after T.D.C. Valve spring, shut 56 lb. (25.40 kg.). 575 lb. (26.082 kg.). Valve spring, open 74 lb. (33.566 kg.). Early 73 lb. (33.112 kg.). Inlet valve opens—piston traverse RME ~0l837in. (.467 mm.) Models •o3Q~4 in. (.76 mm.) before T.D.C. before T.D.C. Inlet valve working clearance .015 in. (.38 mm.). .QQ3 in. (.076 mm.). Hot engine. Hot engine. .004 in. (10 mm.). Exhaust valve working clearance •0l5 in. (.38 mm.). Hot engine. L Hot engine. Valve guides Removable. FUEL SYSTEM Petrol tank level Electric gauge on panel. Fuel delivery A.C. mechanical pump type “U.’, Carburetter S.U. horizontal H—2. Carburetter needle No. 3 Standard. Rich—BY; Weak—V2. CLUTCH Type Borg and Beck 8 in. (20.32 cm.) diameter. A6—G type. Facing Ferodo RYZ. GEARBOX Synchromesh Second, third and top. Ratios Top 5~l25to I. r 4~89to I. 7•585 to I. Third Early ll~27~23 to I. Overall RME Second ll~736to I. Models [l9~42to I. First 20~372to I. Reverse 20.372 to I. l9~42to I. Top I tol. Third 1.48 to I. Gearbox Second 2~29 to I. First 3.975 to I. Reverse 3.975 to I. 5 Riley Ij and 2+ Litre. Issue 3 (H & E) 87302—5/54 (1+ LITRE) GENERAL DATA—continued FRONT AXLE AND STEERING Camber I 0 Castor 30 Toe-in Nil. King-pin inclination II 0 Track 4 ft. 4j in. (1.327 in.). Turning circle 30 ft (9.144 in.). Wheelbase 9 ft. 4~ in. (2.858 in.). Tyre size 5~75x 16. Tyre pressure Front, 22 lb./sq. in. (1.6 kg./cm.2). Rear, 24 lb./sq. in. (1.7 kg./cm.2). REAR AXLE (Early Models) Type Semi-floating. Drive Spiral bevel. Ratio 489to I. Adjustment By distance-pieces on pinion. Crown wheel set by screwed sleeves. REAR AXLE (RME Models) Type Semi-floating. Drive Hypoid. Ratio Adjustment By8/41distance-pieces~zo 5.125 to I. on pinion and differential. BRAKES (Early Models) Type ... ... Girling hydro-mechanical. Brake lining size Front, 8~ in.x I~ in.x~ in. (21.27 cm.x4~45 cm.x~48 cm.). Rear, 9~ in.x II in.x~ in. (23.18 cm.x3~8l cm.x~48 cm.). Brake lining make ... Don B55. Brake lining—number of rivets 12. Brake rivet size ... ~- in. diameterx.~ in. long (.48 cm.x~95 cm.). BRAKES (RME Models) Type Girling hydraulic. Brake lining size Front, 9~6 in.x l~ in.x ~ in. (24.38 cm.x4~45 cm.x~48 cm.). Rear (Leading Shoe), 9.6 in.x 1j in.xj~ in. (24.38 cm.x4~45 cm.x~48 cm.). Rear (Trailing Shoe), 8~7 in.x I~ in.x~ in. (22.10 cm.x4~45 cm. x ~48cm.). Brake lining make ... Mintex M.20. Brake lining—number of rivets 10. Brake rivet size ... ~l7lin. to ~l75in. diameterx~ in. long (.43 cm. to 44cm.x ~95cm.) overall. DAMPERS Front Luvax DA/6/5—No. 9046/356. Upto Chassis No. 40S/18781, when Girling CDR5 were fitted. Rear Luvax PR6/56Y—Right-hand. PR6/57X—Left-hand. Ceased at Chassis No. 39S116222. Luvax PV6/56 5A133/70—Right-hand. PV6/57 5A133/69 Left- hand up to Chassis No. 40S/18780. From Chassis No. 40S/18781 Girling type DAS9 (not handed) were fitted. 6 Riley 1+ and 2+ Litre. Issue 3 (H & E) 87302—5/54 (I{ LITRE) GENERAL DATA—continued SPRINGS (Early Type) Front ... Torsion bars. Rear Semi-elliptic. Working load—torsion bar 708 lb. (321 kg.). 750 lb. (340 kg.). Working load—rear 1~in. (115.57 cm.±16cm.) eye to eye. Spring, length 45~ in.±. 2 in. (5.081 cm.)x~ in. (4.76 mm.). Spring, width 10. Spring, number of leaves 4 in. (10.16 cm.) from flat spring. Spring, free camber 1k in. (4.76 cm.) negative from flat spring. Spring, working camber SPRINGS (RME Models) Torcion bars.