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Bilden från utställning som fanns 19 jan till 24 feb 2013 i Biblioteket Skärhamn Tjörn.
Hälsningar
Stellan Ambjörnsson
sr630[snabel a]telia[punkt]com
SR 500 1978-79 Specifications
| General Specifications |
Engine | Chassis | Electrical |
| 1978 | 1979 | |
| Model: I.B.M. No.Frame I.D. and starting number
Engine I.D. and starting number |
2J22J2-0001012J2-000101 | 2J2-0201012J2-020101 |
| Dimensions: Overall lengthOverall width (standard)
Overall height (standard) Wheel base Minimum ground clearance |
2,105 mm (82.9 in)835 mm (32.9 in)1,150 mm (45.3 in)1,410 mm (55.5 in)
165 mm (6.5 in) |
|
| Weight:Net weight | 163 kg (359 lbs) | |
| Performance: Climbing abilityMinimum turning radius
Braking distance |
30 deg2,400 mm (94.5 in)14 m (45.9 ft) at 50km/h (31 mph) |
Engine specifications (Top)
| Description: Engine typeEngine model
Displacement Bore x Stroke Compression Ratio Starting system Ignition system Lubrication system |
Air cooled 4-stroke, forward incline, single, S.O.H.C.2J2499 cc (30.45 cu. in.)87 x 84 mm (3.425 x 3.307 in)
9.0 : 1 Primary kick starter C.D.I. Dry sump, trochoidal pump |
| Cylinder Head: Combustion chamber typeCombustion chamber volume
(with BP7ES or N-7Y) Head gasket thickness |
Hemispherical62.4 cc (3.81 cu. in.)1.0 mm (.039 in) |
| Camshaft: Cam drive typeCamshaft bearing type (left)
Camshaft bearing type (right) Cam chain type and No. of links |
Drive chain (right side drive)6005C36005C3 (with groove)BF05M, 106L |
| Cam dimensions:A (Cam Height) IN.A (Cam Height) EX.B (Base circle) IN.B (Base circle) EX.
C (Cam lift) IN. C (Cam lift) EX. Camshaft run out limit Valve timing: Intake open Intake close Duration Exhaust open Exhaust close Exhaust duration Valve overlap |
required <allowable>39.23 +or- .05 mm <39.08 mm>(1.5445 +or- .0020 in <1.5386 in>)39.25 +or- .05 mm <39.10 mm>
(1.5453 +or- .0020 in <1.5394 in>) 32.23 +or- .05 mm <32.08 mm> (1.2689 +or- .0020 in <1.2630 in>) 32.28 +or- .05 mm <32.08 mm> (1.2709 +or- .0020 in <1.2630 in>) 7.225 mm (.2844 in) 7.253 mm (.2856 in) <0.1 mm (.0039 in)>BTDC 44 deg ABDC 68 deg 292 deg BBDC 76 deg ATDC 36 deg 292 deg 80 deg |
| Rocker arm and rocker shaft:Rocker arm bearing dia. (I.D.)Rocker arm shaft dia. (O.D.)Clearance | required <allowable>12.00~12.02 mm <12.05 mm>(.4724~.4732 in <.4744 in>)
11.98~11.99 mm <11.96 mm> (.4714~.4720 in <.4709 in>) .01~.04 mm <.11 mm> (.0004~.0016 in <.0043 in>) |
| Valve, valve seat and valve guide:Valve clearance (cold): IN.Valve clearance (cold): EX.
No. of valves per cylinder:Valve head dia. (A): IN. Valve head dia. (A): EX. Valve face width (B): IN. Valve face width (B): EX. Valve seat width (C): IN. Valve seat width (C): EX. Valve margin thickness (D): IN. Valve margin thickness (D): EX. Valve stem outside dia.: IN. Valve stem outside dia.: EX. Valve guide inside dia.: IN. Valve guide inside dia.: EX. Valve stem to guide clearance: IN. Valve stem to guide clearance: EX. |
required <allowable>.10 mm (.0039 in).15 mm (.0059 in)
2 pcs47 mm (1.85 in) 39 mm (1.54 in) 2.12 mm (.0835 in) 2.12 mm (.0835 in) 1.3 mm (.051 in) 1.3 mm (.051 in) 1.3 mm (.051 in) 1.3 mm (.051 in) 7.97~7.99 mm (.3138~0.3146 in) 7.96~7.97 mm (.3134~0.3138 in) 8.01~8.02 mm (.3154~0.3157 in) 8.01~8.02 mm (.3154~0.3157 in) .02~.04 mm <.08 mm> (.0008~.0016 in <.0031 in>) .04~.06 mm <.1 mm> (.0016~.0024 in <.0039 in>) |
| Valve springs:Free length: InnerFree length: Outer
Spring rate: InnerSpring rate: Outer Installed length (valve closed): Inner Installed length (valve closed): Outer Installed pressure (valve closed): Inner Installed pressure (valve closed): Outer Compressed length (valve open): Inner Compressed length (valve open): Outer Compressed pressure (valve open): Inner Compressed pressure (valve open): Outer Wire diameter: Inner Wire diameter: Outer Winding outside diameter: Inner Winding outside diameter: Outer Tilt limit from vertical: Inner Tilt limit from vertical: Outer |
required <allowable>45.3 mm <43.9 mm> (1.783 in <1.728 in>)44.6 mm <43.3 mm> (1.756 in <1.703 in>)
K1= 1.67, K2 = 2.12 [kg/mm] (K1 = 93.5, K2 = 119 [lb/in]) K1 = 3.60, K2 – 4.63 [kg/mm] (K1 = 202, K2 = 259 [Ib/in]) 38.0 mm (1.496 in) 40.0 mm (1.575 in) 12.2 kg (26.9 lb) 16.4 kg (36.2 lb) 28.0 mm (1.102 in) 30.0 mm (1.181 in) 33.4 kg (73.6 lb) 62.7 kg (138.2 lb) 3.1 mm (.122 in) 4.4 mm (0.173 in) 23.4 mm (.921 in) 32.9 mm (1.295 in) 1.97 mm (.0776 in) 1.97 mm (.0776 in) |
| Cylinder:MaterialBore sizeTaper limit
Out Of round limit |
required <allowable>Aluminum alloy with cast iron sleeve87.00 ~87.02 mm <87.1 mm>
(3.4252 ~3.4260 in <3.429 in>) <.05 mm> (<.0020 in>) <.01 mm> (<.0004 in>) |
| Piston: Piston clearancePiston clearance measuring position
(from piston skirt bottom) Piston pin bore sizePiston pin outside diameter Piston pin length Over size piston diameter: 1 st Over size piston diameter: 2nd Over size piston diameter: 3rd Over size piston diameter: 4th |
required <allowable>.050 ~ .055 mm (.0020 ~ .0022 in)7.2 mm (.283 in)20.00 ~ 20.02 mm <20.08 mm>
(.7874 ~ .7882 in <.7905 in>) 19.99 ~ 20.00 <19.96 mm> (.7870 ~ .7874 in <.7858 in>) 75 mm (2.95 in) 87.25 mm (3.4350 in) 87.50 mm (3.4449 in) 87.75 mm (3.4547 in) 88.00 mm (3.4646 in) |
| Piston ring: Piston ring design: Top ringPiston ring design: 2nd ring
Piston ring design: Oil ring Ring end gap (installed): Top ringRing end gap (installed): 2nd ring Ring end gap (installed): Oil ring Ring groove side clearance: Top ring Ring groove side clearance: 2nd ring Ring groove side clearance: Oil ring Over size piston ring: Ist Over size piston ring: 2nd Over size piston ring: 3rd Over size piston ring: 4th |
required <allowable>Plain ringPlain ring
Oil ring with expander .3 ~ .5 mm <0.8 mm> (.012 ~ .020 in <.030 in>) .3 ~ .5 mm <.8 mm> (.012 ~ .020 in <.031 in>) .2 ~ .9 mm <1.0 mm> .04 ~ .08 mm <.15 mm> (.0016 ~ .0031 in <.0059 in>) .03 ~ .07 mm <.15 mm> (.0012 ~ .0028 in <.0059 in>) N.A. 87.25 mm (3.4350 in) 87.50 mm (3.4449 in) 87.75 mm (3.4547 in) 88.00 mm (3.4646 in) |
| Big end bearing: TypeInside dia. x outside dia. x width
Needle dia. x quality |
Needle bearing34 x 42 x 24 mm (1.34 x 1.65 x .94 in)IKO 4 mm (.16 in) x 18 pcsKOYO 4 mm (.16 in) x 17 pcs. |
| Crankshaft: Crankshaft assembly width (F)Crankshaft deflection ( D )
Connecting rod large end side clearance (C) Connecting rod small end deflection (P)Crank pin outside dia. x length Crank bearing type; Left Crank bearing type; Right Crank oil seal type: Left Crank oil seal type: Right |
required <allowable>74.95 ~ 75.00 mm (2.9508 ~ 2.9528 in)<.03 mm (.0012 in) or less>
.35 ~ .65 mm (.0138 ~ .0256 in) .8 ~ 1.0 mm <2.0 mm> (.0315 ~ .0394 in <0.079 in>) 34 x 74 mm (1.34 x 2.91 in) 6306 SH2-9-C4 6307 SH2-9-C4 with special heat treatment SD-30-60-6 S-14-25-5.5 special |
| Clutch:Clutch typeClutch push mechanism
Primary reduction ratio and method Primary reduction gear back lash number Primary drive gear back lash number Primary driven gear back lash number Friction plate: Thickness/quantityClutch plate: Thickness/quantity Clutch plate: Warp limit Clutch spring: Free length/quantity Clutch spring: Spring set weight Clutch spring: Spring constant Clutch housing thrust clearance Push rod bending limit Push lever axle: Bearing type and size Push lever axle: Oil seal type and size |
required <allowable>Wet, multiple disc typeInner push, cam axle type
77/30 (2.566), spur gear 148 ~ 150 21.79 +0 -.04 mm (4 Teeth) 52.71 +0 -.04 mm (9 Teeth) 2.8 mm <2.5 mm> /8 pcs. (.110 in <.098 in> /8 pcs.) 1.2 mm /7 pcs. (.047 in /7 pcs.) <.05 mm (.0020 in)> 41.2 mm <40.0 mm> /6 pcs. (1.622 in <1.575 in> /6 pcs.) 19.8 x 6 kg/25 mm (43.7 6 lb/.984 in) 1.22 kg/mm (68.3 lb/in) .10 ~ .21 mm (.004 ~ .008 in) <.2 mm (.0079 in) or less> Needle bearing (17-21.5-15) x 2 pcs. SD-17-28-6 |
| Transmission: TypeGear ratio: 1st
Gear ratio: 2nd Gear ratio: 3rd Gear ratio: 4th Gear ratio: 5th Bearing type: Main axle (Left) Bearing type: Main axle (Right) Drive axle (Left) Drive axle (Right) Drive axle (Left) Secondary reduction ratio and method |
Constant mesh. 5 speed33/14 (2.357)28/18 (1.555)25/21(1.190)
22/24 (0.916) 21/27 (0.777) Needle bearing (20-32-12) 4205 6305 special Needle bearing (20-36-12) SD-35-62-10 44/16 (2.750), chain |
| Shifting mechanism: Operation systemShifting type
Oil seal type: Change lever |
Return type, left foot operationGuide bar type, cam drum systemSDO-14-24-6 |
| Kick starter: TypeOil seal type Kick axle | Ratchet typeSD-25-35-7 |
| Compression release: TypeLever free play
Oil seal type |
Manual, wire linked cam axle type2 mm (.079 in)SD-12-17-2.5-2NR |
| Air cleaner: Type/quantity | Dry foam rubber / l pc. |
| Carburetor: Type and manufacturerI.D. mark
Main jet (M.J.) Airjet (A.J.) Jet needle: Clip position (J.N.) Needle jet (N.J.) Cutaway (C.A.) Pilot jet (P.J.) Mixture screw turns out Starter jet (G.S.) Float height Idling engine speed |
VM34SS MIKUNI2J200#300#80
6FL25-2 P-8 3.5 #25 Preset #50 23.5 +or- 1 mm (.925 +or- .039 in) 1100 r/min |
| Lubrication: Transmission gear and engine sump oilQuantity
Type engine oil Oil pump: Type Oil pump: Housing inside diameter Oil pump: Housing depth (delivery) Oil pump: Housing depth (scavenger) Oil pump: Rotor diameter Oil pump: Rotor thickness (delivery) Rotor thickness (scavenger) Outer rotor and housing clearance Side clearance Tip clearance Check valve opening pressure By-pass valve opening pressure Oil cleaner type |
required <allowable>Total amount: 2.4 lit (2.5 US.qt) (2.11 Imp. qt)Periodic oil change: 2.0 lit (2.1 US.qt) (1.76 Imp. qt)
Exchange with oil filter: 2.1 lit (2.2 US.qt) 1.85 IMP.qt) Yamalube 20W / 40 motor oil or equivalent Trochoidal pump 40.65 ~ 40.68 mm <40.85> (1.6004 ~ 1.6016 <1.6083 in>) 4.03 ~ 4.06 mm <4.09 mm> (.1587 ~ .1598 in <.1610 in>) 18.03 ~ 18.06 mm <18.09 mm> (.7098 ~ .7118 in <0.7122 in>) 40.53 ~ 40.56 mm <40.50 m> (1.5957 ~ 1.5968 in <1.5945 in>) 3.98 ~ 4.00 mm <3.95 mm> (.1567 ~ .1575 in <.1555 in>) 17.98 ~ 18.00 mm <17.95 mm>) .09 ~ .15 mm <.35 mm> (.0035 ~ .0059 in <.0138 in>) .03 ~ .08 mm <0.14 mm> (.0012 ~ .0031 in <.0055 in>) .07 ~ .12 mm <.35 mm> (.0028 ~ .0047 in <.00138 in>) .18 kg/cm2 (2.56 lb/in2) 1.0 kg/cm2 (14.2 lb/in2) Paper type |
Chassis specification (Top)
| Frame: Frame design | Tubular steel semi double cradle |
| Steering system:CasterTrail
Steering head ballbearings: Upper race Lower race Lock to lock angle |
27.5 deg (62.5 deg)117 mm (4.6 in)22 pcs. 3/16 in19 pcs. 1/4 inL.R. 41.5 deg |
| Front suspension: TypeFront fork cushion travelFront fork spring:
Free length Set length Wire dia. x winding dia. Spring constant Inner tube outside diameter Oil seal type Front fork oil: Quantity Front fork oil: Type |
Telescopic forks150 mm (5.9 in)445 mm (17.52 in)417 mm (16.42 in)3.6 x 24.3 mm (.14 x 0.96 in)
K1 = .4 kg/mm (0 ~ 100 mm) (22.4 lb/in (0 ~ 3.94 in) K2 = .504 kg/mm (100 ~ 150 mm) (28.2 lb/in (3.94 ~ 5.91 in) 35 mm (1.38 in) SD-35-48-10.5 182 cc (6.15 oz) (6.41 IMP.oz) Yamaha fork oil 10 Wt. or equivalent |
| Rear suspension: TypeDamper type
Rear shock absorber travel Rear wheel travel Rear shock absorber spring: Free length Set length (soft position) Wire dia. x winding dia. Spring constant Swing arm free play (limit) Pivotshaft: Outside dia. Bearing type and size Dust seal type |
required <allowable>Swing armCoil spring, oil damper
80 mm (3.15 in) 110 mm (4.33 in)216.5 mm (8.52 in) 198 mm (7.80 in) 7.5 x 61 mm (.30 x 2.40 in) K1 = 1.8 kg/mm (O ~ 50 mm) (100.8 lb/in (0 ~1.97 in) K2 = 2.1 kg/mm (50 ~ 80 mm) (117.6 lb/in (1.97 ~ 3.15 in) <1 mm (0.039 in)> 16 mm (0.63 in) L.R. Needle bearing (22-29-20) L.R. Thrust needle bearing (22-40.15-6) L.R. OSO-35-41.5-8 |
| Fuel tank: CapacityFuel grade | 12 lit (3.2 US.Gal) (2.6 IMP.gal)Regular gasoline |
| Wheel: TypeTire size and pattern: Front
Tire size and pattern: Rear Rim type: Front Rim type: Rear Rim runout (limit): Front/Rear Rim hopping (limit): Front/Rear Bearing type: Front wheel (Left) Front wheel (Right) Rear wheel (Left) Rear wheel (Right) Oil seat type: Front wheel ( Left) Front wheel (Right) Meter gear Rear wheel (Left) Rear wheel (Right) Secondary drive chain: Type Number of links Chain pitch Chain free play |
required <allowable>Casting wheel3.50-S19-4PR. lug type
4.00-S18-4PR. lug type 1.85-19 / Aluminum 2.15-18 / Aluminum <2 mm> (<.08 in>) <2 mm> (<.08 in>)6303ZZ 6303Z 6203RS 6303ZZ ……………… SD-28-47-7-1 SDD-45-56-6 SD-25-40-8 SD-28-47-7-1 DID 50 HDSS 103L +Joint 15.875 rnm (.6250 in) 20 mm (0.79 in) |
| Brakes:TypeDisc size (Outside dia x thickness)
Front Rear Disc wear/limit Disc pad thickness Pad wear limit (Minimum thickness) Master cylinder inside dia. Caliper cylinder inside dia. Brake fluid type |
Hydraulic disc type298 x 5 mm (11.73 x .02 in)267 x 5 mm (10.51 x .02 in)<4.5 mm> (<.18 in>)
11 mm (.43 in) <6 mm> (<.24 in>) 14.0 mm (.55 in) 38.18 mm (1.50 in) DOT #3 brake fluid |
Electrical Specifications (Top)
| Voltage | 12V |
| Ignition system:C.D.I.Model/Manufacturer
Pulser coil resistance High speed (White/Red-Black) Low speed (White/Green-Black) Charge coil resistance High speed (Red-Brown) Low speed (Brown-Black) Ignition timing: Ignition advancer: Advance type Advance angle Advance starting engine speed Full advance engine speed Ignition coil: Model/manufacturer Spark gap Primary winding resistance Secondary winding resistance Spark plug: Type Spark plug gap C. D.I. unit: Model/Manufacturer |
required <allowable>032000-045 / NIPPON DENSO16 ohm +or- 30% at 20 deg C(68 deg F)
87 ohm +or-30% at 20 degC (68 deg F) 334 ohm +or- 30% at 20degC (68 deg F) 329 ohm +or- 30% at 20 deg C (68 deg F) BTDC 7 deg / 1100 r/min Electrical 26.5 deg 1,950 r/min 6,000 r/min 029700-468 / NIPPON DENSO <6 mm (.24 in) / 500 r/min> .98 ohm +or- 20% at 20 deg C (68 deg F) 12k ohm +or- 20% at 20 deg C (68 deg F) BP-7ES (NGK) N- 7Y (Champion) .7 ~ .8 mm (.028 ~ .031 in) 070000-035/NIPPON DENSO |
| Charging system: AC. magneto:Model/Manufacturer
Rotor puller thread size Output Stator coil resistance White-Yellow White-White |
032000-045 / NIPPON DENSOM27 x P 1.014.5V-11A / 5000 r/min.73 ohm +or- 30% at 20 deg C (68 deg F)
.80 ohm +or- 30% at 20deg C (68 deg F) |
| Rectifier/regulator: Model/Manufacturer(Rectifier)
Type Capacity Withstand voltage (Regulator) Type Regulating voltage Allowable amperage Battery: Model/Manufacturer Capacity Charging rate Specific gravity |
SH235 / SHINDENGENI.C. type. three phase full wave15A200VI.C. type
14.5 +or- .5V 15A 12N7-3B / G.S. 12V, 7AH .7A x 10 hours 1.280 |
| Lighting system: Headlight type:Bulb wattage/Quantity:
Headlight Taillight Brake light Flasher light Turn indicator light Meter light High beam indicator light Neutral indicator light |
Sealed beam12V, 50W/40W x 112V 8W (3CP) x 112V 27W (32CP) x 112V 27W (32CP) x 4
12V 3.4W x 1 12V 3.4W x 4 12V 3.4W x 1 12V 3.4W x 1 |
| Horn:Model/ManufacturerWinding resistance
Amperage Flasher relay: Type Model/Manufacturer Flasher frequency Capacity |
CF-12 / NIKKO HORN1.24 ohm +or- 10% at 20 deg C (68 deg F)2.5ACondenser typeFN257C / NIPPON DENSO
85 +or- 10 cycle/min. 12V 27W x 2 + 3W |
| Fuse:Rating | 20A |
sysrk 