1998 JMRCA Japan Championship
Sting 4WD Setting Sheet 1(Kenji Osaka)
| Name：Kenji Osaka | Date： 1998/11/28-29 | Track：S.P.L. |
| Engine：RX21SP (JP-Racing) Head
Clearance：......... .0.5 mm |
Plug：7Tf ////////// Fuel：BYRON |
Body：Mugen
Lola Rear spoiler：..................3..mm Body position： 16 mm |
| Muffler：Novarossi 086..........................mm | ||
| Truck condition： | ||
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Q'fy1 | Q'fy2 | Q'fy3 | Q'fy4 | |
| Front rebound stop | 0.5 mm | mm | mm | mm | |
| Rear rebound stop | +3 mm | mm | mm | mm | |
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Front track width | 250 mm | mm | mm | mm |
| road clearance | 6 mm | mm | mm | mm | |
| camber angle | 1.5° | / | / | / | |
| toe | 1.0 out | 1.5 out | / | / | |
| king pin angle/ | non | / | / | / | |
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Rear track width | 260 mm | mm | mm | mm |
| road clearance | 6.5 mm | mm | mm | mm | |
| camber angle | 2.5° | / | / | / | |
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Front upper arm position | 0 mm | 1 mm | mm | mm |
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Size：A | 50.7 mm | mm | mm | 51.0 mm |
| Size：B | 51.5 mm | mm | mm | 51.8 mm | |
| Front anti-swaybar |  |
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| Rear anti-swaybar | Ø3.0 | / | / | / | |
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Front damper piston | 1.4x1 | / | / | / |
| damper oil | #500 | / | / | / | |
| spring | Blue | ||||
| spring adj. pos. | 6.5 mm | mm | mm | 7.0 mm | |
| Rear damper piston | 1.1x2 | / | / | / | |
| damper oil | #500 | / | / | / | |
| spring | 1.7x7(25) | / | / | / | |
| spring adj. pos. | 2.5 mm | mm | mm | 3.0 mm |
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Front tire type | FAH35M | / | / | / |
| Rear tire type | FPH35M | / | / | / | |
| Front tire
dia. (Start) |
L68.9/R68.5 | L68.2/R68.2 | L67.5/R67.0 | L77.0/R76.5 | |
| Front tire
dia. (Finish) |
L/R | L/R | L/R | L/R | |
| Rear tire dia. (Start) |
L77.5/R77.1 | L76.4/R76.2 | L75.5/R75.0 | L75.0/R74.5 | |
| Rear tire dia. (Finish) |
L/R | L/R | L/R | L/R | |
| 2 speed gear 1st. | 18/49 | / | |||
| 2 speed gear 2nd. | 21/45 | / | / | ||
| Engine/tire-ratio 1st | 35.4mm | 34.9 mm | 34.5 mm | 34.3 mm | |
| Engine/tire-ratio 2nd | 45.0 mm | 44.4 mm | 43.8 mm | 43.5 mm | |
| Pulley A (25or26) | 26 | ||||
| Over drive ratio | 1.000 | 1.000 | 0.978 | 1.003 | |
| / | Race Time / Lap | / | / | / | / |
| Best Lap Time (1L) | / | / | / | / | |
| / | Track traction | % | %/ | %/ | % |
| Body Position | / | / | / | 15 mm | |
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