1994 MAZDA MX-5 length

TD TECHNICAL DATA item Main journal diameter mm {in) BP DOHC Diameter mm {in) Piston-to-piston pin clearance mm {in) Connecting rod bush-to-piston pin clearance mm (in) Piston pin 19.987-1 9.993 {0.7869-0..7871) -0.00~0.013 {-0.0002-0.0005) 0.01 0-0.027 {0.0004--0.0010} I Main iournal out-of-round - . - . . - -. - size 0.25 {o.oi) undersize 0.50 (0.02) undersize 0.75 I0.03) undersize mm (in) I 0.05 10.0020) max. I Connectir~g rod and connecting rod bearing . L, . -- 2 - 1 Standard 1 Standard I 44.940-44.956 11.7693--1.7699) Minimum Standard ' Minimum Standard 'Minimum Standard Minimum 1 size 1 ~inimum I 44.908 11.76801 I 132.8S132.95 I5.231-5.234) 0.030 (0.001 2) max.1100 (3.94) 20.003--20.0 14 {0.78760.7879) 48.000-48.01 6 {I .8898-1.8903) 21.838-21.890 (0.8598-0.8618) 0.1 104.262 {0.0044-0.0103) 0.30 (0.01 2) Length (Center to center) mm {in) Bending mm (in) Small end bore (Bush inner diameter) mm {in) Big end bore mm {in) Big end width mm {in) 49.904 (1.9647) 49.704--49.708 {I $9569--1.9570) 49.652 {I .9548) 49.454--49.458 {I .947&1.9471) 49.402 (1.9450) 49.204--49.208 (1.9372-1.9373) 49.152 11.9351) Cranks haft Crankshaft runout mm (in) I 0.04 {0.0016) max. Standard 1 Standard I 49.938--49.956 (1.9661-1.9667) Connecting rod side clearance mm {in) . Standard Maximum Crankpin diameter mm (in) - -- s- - 8 undersize 0.50 10.02) undersize 44.1 90-44.206 {I .7398-1.7403) 44.158 {I .7385) 0.05 (0.00201 max. 0.75 {0.03) undersize " Main bearina Standard Minimum Main journal bearing oil clearance mm (in) - L~inimum Standard 'Minimum Crankpin out-of-round mm {in} Crankpin bearing oil clearance mm (in) Standard Maximum 44.658 (1.7582) 44.440-44.456 {I .7496-1,7502) 44.408 (1.74831 0.01 8-0.036 {0.0008--0.0014) 0.1 0 {0.004) Available undersize bearing mm (in) Standard Maximum - 0.25 {0.010), 0.50 {0.020), 0.75 (0.030) 0.020-0.044 {0.0008--0.0017) 0.10 {0.004} Available undersize bearing mm {in) Crankpin bearing 0.25 {0.010), 0.50 {0.020), 0.75 (0.030) Thrust bearing Crankshaft end play mm {in) Standard Maximum 0.080-0.282 (0.0032--0.0111) 0.30 (0.012) 2.500-2.550 {0.0985--0.1003) 2.625-2.675 (0.1 034-0.1 053) 2.750-2.800 {0.108H.1102) 2.875-2.925 {0.1132--0.1151) Bearing width mm {in) nming belt Belt deflection mm {in)/98 N (10 kgf, 22 Ibf) I 9.0-11.5 i0.360.45) ~U Standard size 0.25 (0.01) oversize 0.50 {0.02) oversize 0.75 (0.03) oversize Gartner Banana

TECHNICAL DATA TI) G. ENGINE ELECTRICAL SYSTEM )ark current*' - Engine tem Voltage V 3attery Type and capacity (5-hour rate) Starter -. . BP DOHC MT mA 1 20.0 AT Tvm Ignition system 12, Negative ground S46A24L(S) (32 Ah) Maintenance-free A.C. ST- Output V-A Regulator type Regulated voltage V 12-65 Brush length mm {in) Drive belt deflection mm {in) 17.5 (0.69) 12.0 (0.471 - -- r-- I I hPe Spark plug 1 2-70 Standard Minimum New Used Brush length mm {in) BKR6E-11 (Standard ... MT) NIPPONDENSO : K16PR-U11 K20PR-U11 (Standard ... MT, AT) TYW OU~DU~ V-kW Standard 1 17.0 I0.67) Minimum 1 11.5 10.451 1 Type Spark advance control Ignition timing*2 BTDC ("CA)/rpm Transistorized (built-in voltage regulator) 14.3-1 4.9 21.5 (0.85) 8 I0.31) 5.5-7.0 {0.22--0.27) 6.0-7.5 {0.24--0.29) . . I . . Electronic spark advance (ESA) Powertrain control module (engine) controls spark advance Ignition coil H. CLUTCH Direct lot850 TY ~e Primary coil winding a Secondary coil winding ks2 . .- - Engine Item BP DOHC 1 Coaxial reduction 10/800 Molded (with igniter) - 8.7-1 2.9 NGK : BKR5E-11 *I Dark current is the.constant flow of current while the ignition switch is OFF. (i.e. powertrain control module (engine), audio, etc.) '2 With System Selector (49 B019 9AO) test switch at SELF TEST. , Plug gap mm (in) Firing order 124.95 1 .O-1.1 {0.040--0.043) 1-342 Clutch control Runout limit mm {in) 1 0.2 (0.008) I 12-1.4 Hydraulic Clutch pedal TYP Suspended A .- 6.13 120 (4.72) 175--185 {6.89--7.28) 0.G3.1 (0.02-0.12) 68 I2.68) Pedal ratio Full stroke mm {in) Height (with carpet) mm (in} Free play mm {in} Distance to carpet when clutch fully disengaged rnm [in Minimum Gartner Banana

TECHNICAL DATA Engine ------ BP DOHC I Clutch disc I Sinale drv date I u - w- ., Runout limit rnrn {in) 0.7 (0.026) Wear limit rnm linl 0.3 10.01 2) from rivet head . a, 1 outer diameter mm {in) I 215 (8.46) 1 J. MANUAL TRANSMISSION 150 (5.91) 3.5 (0.14) 3.8 (0.15) Inner diameter mm {in) Type _____L- Transmission ___2_ M15M-D Clutch cover Facing thickness mm {in) Diaphragm spring Flywheel side Pressure plate side Set load N {ksrf. Ibn 1 4,310 /440. 968) Gear ratio Runout rnm {in) Mainshaft Clearance between main- shaft and gear (or bush) mm {in} t-- Reverse Oil capacity L {US qt, Imp qt) 1 Maximum 3rd 4th 5th 3.758 2.0 (2.1, 1.8) 0.03 10.001 2) Clearance between shift fork and clutch sleeve Shift fork and rod rod gate and control lever 1.330 1 .OOO 0.814 Reverse idle gear Clearance between reverse idle gear bushing and shaft mrn {in) Synchronizer ring Wear limit Wear limit Clearance between syn- chronizer ring and side of gear when fitted mm {in} Wear limit 0.1 5 {0.006) Wear limit Wear limit I 1 mm {in) ( 75 i2.953) Standard 1.5 (0.059) 22.5 (0.886) 22.5 i0.886) 17.0 (0.669) Detent ball spring (I sV2nd) Detent ball spring (3~94th) Detent ball spring (5thlReverse) Lubricant Free length mm (in) Free length mrn {in) Free length mm {in) Above 10°C {50°F} All seasons API Service GL-4 or GL-5 SAE 80W-90 API Service GL-4 or GL-5 SAE 75W-90 Gartner Banana

TECHNICAL DATA K. AUTOMATIC TRANSMISSION tem Transmission ;ear ratio NC4A-EL 4utomatic trans- nission fluid :ATF) 3il pump Drum support Direct clutch Forth gear plan- etary gear unit Front clutch Rear clutch Front planetary gear unit Rear planetary gear unit Low and reverse brake Oil distributor First Second Third Fourth Reverse TY pe Capacity L {US qt, Imp qt) Body clearance Standard mm {in) -Maximum Tip clearance Standard mm {in) Maximum Side clearance Standard mm {in) Maximum Seal ring and groove clear- Standard ance mm {in) Maximum Side plate clearance mm {in) Side plate size mm{in) End play mm {in) Bearing race size mm {in) Standard Pinion clearance mm {in) Maximum Total end play mm {in) Bearing race size mm (in) Retaining plate clearance mm {in) Retaining plate size mm {in) End play mm (in) Bearing race size mm {in) Retaining plate clearance mm {in) Retaining plate size mm {in) Total end play mm {in) Bearing race site mm {in) Standard Pinion clearance rnm {in) Maximum Standard Pinion clearance mm {in) Maximum Retaining plate clearance mm {in) Retaining plate size mm {in) Seal ring to groove Standard clearance mm {in) Maximum Valve spring specification 2.458 1.458 1 .OOO 0.720 2.1 82 ~exron~ll or M-Ill 7.3 {7.7, 6.4) 0.02-0.04 {0.000&0.0015) 0.08 (0.0031) 0.14--0.21 IO.0056--0.0082) 0.25 {0.0098) 0.05-0.20 {0.0020--0.0078) 0.25 {0.0098) 0.04-0.1 6 {0.0016--0.0062) - - 0.40 {0.0157) 0.2 {0.008) 0.4{0.016),0.6{0.024},0.8{0.031),1.0{0.039),1.2{0.047) 0.5-0.8 {0.020--0.031) 0.8 {0.031), 1 .O {0.039}, 1.2 (0.0471, 1.4 {0.055), 1.6 {0.063), 1.8 {0.071), 2.0 {0.079), 2.2 {0.087) 0.2-0.7 {0.008-0.028) 0.8 {0.031} 0.254.50 {0.0099-0.0196) 1.2 {0.047}, 1.4 (0.0551, 1.6 {0.063), 1.8 {0.071), 2.0 {0.079), 2.2 {0.087) 0.9-1.1 {0.036-4.043) 5.8 {0.228),6.0 (0.2361, 6.2 (0.2443, 6.4 (0.2521, 6.6 {0.260), 6.8 {0.268),7.0 {0.276) 0.5-4.8 {0.020-0.031) 0.8 {0.031), 1.0 {0.039), 1.2 {0.047), 1.4 {0.055}, 1.6 (0.063), 1.8 {0.071}, 2.0 (0.079), 2.2 (0.087) 0.-1 .O iO.032-0.039) 6.2 {O.244},6.4 {O.252}, 6.6 (0.2601, 6.8 (0.2681, 7.0 {0.276), 7.2 {0.283), 7.6 (0.299) 0.25-0.50 {0.0099--0.0196} 1.2 {0.047}, 1.4 {0.055), 1.6 {0.063), 1.8 {0.071), 2.0 {0.079}, 2.2 I0.087) 0.2-0.7 {0.008--0.027) 0.8 (0.031j 0.2-0.7 {0.00&0.027) 0.8 {0.031} 0.8-1.05 {0.031-0.041) 11.8 I0.4651, 12.0 {0.472}, 12.2 {0.480}, 12.4 {0.488}, 12.6 {0.496}, 12.8 (0.504) 0.04--0.16 (0.001 6--0.0062) 0.40 {0.0157) Control valve . . 11.7 (0.461) 7.4 (0,291 ) 10.0 (0.394) 7.5 (0.295) Pressure regulator 1-2 shift - 2-3 shift 3-4 shift Wire dia. mm fin) Outer dia. mm fin) . . 43.0 (1.693) 26.4 (1 .039) 50.0 (1.969) 40.2 (1.563) Free length mm (in of coils 13.0 9.6 13.7 15.0 -. 1.2 (0.047) 0.7 (0.026) 1 .O (0.039) 0.8 (0.031 ) Gartner Banana

TECHNICAL DATA Mode NOR- MAL 4 POWER - Transmission Item _5 Valve spring specification . , Throttle condition NC4A-EL Control valve Oil pump Drum support Band servo Wide open throttle Outer dia. mm {in) 9.2 (0.362) 6.7 {0.264) 9.0 (0.354) 7.4 (0.291) 8.5 (0.335) 5.5 (0.21 7) 5.0 (0.1971 9.4 (0.370) 11.2 i0.441) 8.9 (0.350) 9.3 (0.366) 6.5 (0.256) 5.5 {0.217) 16.0 (0.630) 27.7 {I .092) 28.25 (1.11 2) 8.0 (0.31 5) - 7.2 (0.283) Half throttle Direct, front, and rear clutches Low and reverse brake Parking rod Shift point (shift s~eed) Pressure modifier - - -- Closed throttle position Kickdown (Wide open throttle) Free length rnm {in) 19.8 (0.780) 17.5 (0.689) 17.5 (0.689) 14.5 (0.571) 21.3 (0.839) 39.5 {I .555) 15.5 {0.610} 19.5 (0.768) 62.0 (2.441) 82.5 (3.248) 43.4 {I .709) 26.8 11.055) 25.7 (1.012) 40.4 (1.591) 47.0 {I .850) 38.7 {I .52) 30.5 {I .20) 5.9-6.2 (0.2324.244) 32.0 {I .260) Throttle backup Wide open throttle Half throttle Small Large Closed throttle position No. of coils 5.3 7.4 5.2 5.0 7.3 24.4 12.0 5.0 21.3 29.7 22.0 14.0 16.5 9.8 14.0 5.4 14.5 - 14.0 N-R reducing Backup control 3-2 control Orifice check 1-2 reducing 1-2 accumulator N-W2-3 accumulator N-D accumulator Throttle relief (ball) Lockup control Fourth gear accumulator Fourth gear 2nd Kickdown (Wide open throttle) Wire dia. mm {in) 0.7 (0.028) 0.7 (0.028) 0.9 (0.035) 0.6 (0.024) 0.9 (0.035) 0.65 (0.026) 0.23 {0.009) 0.8 (0.031) 1.2 t0.047) 1.1 (0.043) 1.4 (0.055) 0.9 (0.035) 0.7 (0.028) 2.6 {0.102) 3.5 (0.1 38) 3.5 (0.1 38) 1.3 (0.051) - 0.7 (0.028) d Shift I D1-+D2 I D2+D3 D3 lockup ON D3+D4 b-+D2 - Vehicle speed kmlh (mph) 58-64 (36-39) 1 OQ108 (62-46) 9&106 (61-65) 152-1 62 (9%100) 3346 (21 -28) D2-*D3 '33434 D4 lockup ON D4-+b 0i-t~~ D2*D3 03 lockup ON D3-D4 58-76 (36-47) 82-1 1 0 (5 1-48} 74-1 00 (46--62) 28-34 (1 7-21 ) 44--55 {2&34) 90-1 08 (5666) 9&106 (61-65) 14-1 64 (87-1 01) Gartner Banana

TECHNICAL DATA :em - ange - D - S Transmission Mode NC4A-EL HOLD - POWER HOLD POWER HOLD -ine pressure Vehicle speed kmlh {mph) 27-33 {I 7-20) 3545 {22-27) 152-1 58 (94-97) 12-1 8 (8-1 1) 95-1 05 {59--65) 5-4 (36--39) 1 OO--108 {62--66) 98-1 05 (6 145) 44-55 {28--34) 9&108 {56--67) 94--106 {58--66) 11-17 (7-10) 92-1 00 (5742) 4248 (2629) 99--105 {61-65) 95-1 05 (59-45) 56-62 {35-38) 44-55 (27-34) 96-104 {60-64) 11-17 {7-10) 99-1 05 {61--65) 4248 {26-29) 3541 (21-25) 95--105 (59-65) 775-970 {7.9-9.9, 11 3-1 40) 1,972-2,167 l20.1-22.1,286--314) 285-362 {2.9-3.7,42-52) 795-91 2 (8.1-9.3, 11 61 32) 785-921 (8.G9.4, 114-1 33) 79S912 {8.1-9.3, 116--132) 29!5-392 {3.0-4.0,43-56) 883-1,078 I9.0-11 .O, 128-1 56) 2.1 00-2,500 Throttle condition All positions Wide open throttle Half throttle Closed throttle position Kickdown (Wide open throttle) All positions Wide open throttle Half throttle Closed throttle position Kickdown (Wide open throttle) All positions R range kPa {kgf/cm2, psi) D range kPa {kgf/cm2, psi) S range kPa {kgf/cm2, psi) L range kPa {kgf/cm2, psi) I Shift Dl432 D2-'D3 D443 D3+D1 DS lockup ON s142 s2+s3 S3 lockup ON S142 S2-'s3 S3 lockup ON S3+S1 s3-'s2 s241 s3+s2 S3 lockup ON Ld-2 L14-2 L3+L2 L241 L3-'L2 L2-4-1 L241 L3 lockup ON Idle Stall Idle Stall Idle Stall Idle Stall r~m L. PROPELLER SHAFT Adjusting rod length mm {in) 29.0 {I .14) 29.5 {I. 16) 29.75 (1.1 7) 30.0 {I .18) 30.5 (1.20) 31 .O (1.22) 0.5-0.6 0.75-0.85 'ngine stall speeo Item Max. permissible run-out mm {in) lacuum dia- thragm Time lag Specification 0.4 {0.016) Clearance between body and throttle valve mm {in) Below 25.65 {I ,0099) 25.65-25.15 {I .0099-1.0295) 25.90-26.40 {I ,0197-1.0394) 26.1 5-26.65 (1.0295-1.0492) 26.65--27.15 {I .0492-1.0669) 27.1 5 {1.0689} or over N - D sec. N-R sec. L-' Gartner Banana

TECHNICAL DATA --- M. FRONT AND REAR AXLES Specifications TY pe Bearing Angular ball bearing 0.05 10.002) Front axle Rear axle - Wheel bearing play mm {in) I Maximum Bearina Anaular ball bearina . .. Wheel bearina plav mm {in) I Maximum " " 0.05 {0.002) 'TORSEN" LSD I Standard TY pe Reduction aear Hvpoid sear Reduction ratio Differential aear 4.100 Worm near ("1ORSEN"LSD) I Straiaht-bevel gear - - Ring gear size mm {in) 1 Grade 182.88 17.201 API service GL-5 Oil 1 Viscosity Above -18°C {O°F): SAE 90 Below -18°C {O°F): SAE 80W Differential Capacity L {US at. Imp at) Locknut tightening torque: 128-284 N.m {I 3-29 kgf.m, 94.1-209.7 ft.lbf) Drive pinion preload (without oil seal) TORSEN" is a Backlash mm {in) . , egistered trademark of ZEXEL-GLEASON US, Side gear and pinion gear Final gear , INC Length (Pilot section to pilot section) mm (in N. STEERING SYSTEM Steering wheel Outer diameter mm {in} 1 370 11 4.6) Type item Free play mm {in) I 630 {O-1.18) Wheel effort N (kaf, Ibfl 14.9--29.4{0.5--3.0, 1.1-4.6) 123.545.3 12.A4.6,5.3--8.0) turns I 3.36 1 2.8 I 1 Manual steering Steering Shaft Shaft type I Collapsible, non-tilt Power steering Joint type I 2-cross joint Power steering system Gear ratio 1 m (infinite) Rack stroke rnm {in) I 121 .O 14.76) Power assist type Engine speed sensing Power steering fluid Fluid capacity L {US qt, Imp qt} Fluid pressure kPa {kgf/cm2, psi) Gear type - - ATF DexrongII oi M-111 0.8 {0.85,0.70) 7,603--8,339 (77.5850, 1 ,I 02-1,209) Rack-and-pinion Gartner Banana

TECHNICAL DATA R. SUSPENSION Front sus~ension I i/ Differential - . - ~- Coil springs MT I AT Shock absorbers "TORSEN" LSD TY ~a Cylindrical double-acting, low-pressure gas charged Standard Stabilizer Double-wishbone Torsion bar Wire diameter mm {in) Coil inner diameter mm {in} Rear suspension Tv~e I Double-wishbone TY pe Diameter mm {in) 20.0 (0.79) I Identification color 11 .O {0.43} 83.0 f3.27) . . Free length mm {in) Coil number 19.0 {0.75} . . 292.5 (1 1.52) 1 302.0 {I 1.89) 6.32 I - . I1 . ,I . , I Shock absorbers Cylindrical double-acting, low-pressure gas charged White I I Identification color I Yellow I Green I Blue Torsion bar 12.0 (0.471 1 11 .O 10.43) .a Stabilizer TYPe Diameter mm {in) Coil springs Wheel alignment I Front wheel alignment (Unladen'') I I - Caster angle*3 King pin angle I tun'aoen 'I 1 Camber angle'2 -0°43' 2 30' I I - Wire diameter mm {in) Coil inner diameter mm {in) Free length mm {in} Coil number Maximum steering angle 4O26' -c 45' 11 "20' Rear wheel alignment ,, l-l_A_-*i, *1 Fuel tank full; radiator coolant and engine oil at specified level, and spare tire, jack, and tools in designated position. *2 Difference between left and right must not exceed lo. *3 Difference between left and right must not exceed 1'30'. 10.1 (0.40) Inner Outer 10.2 I0.40) mm (in) Camber ana~e*~ J 3 + 3 10.12 r 0.12) 0°18' 2 18' -. - 3 r 3 {0.12 2 0.12) 0'24' 2 45' 37O23' 2 2" 32O32' 2 2" Total toe-in 83.0 i3.27) U' mm {in} degree 348.5 113.72) Total toe-in 356.5 {I 4.04) dearee 7.68 0'18' & 18' 7.96 Gartner Banana