SPEC 1 ¥3900
SPEC 2 ¥4200+¥3900
SPEC 3 ¥4200+¥4200+¥3900


STS モンスター30ロト仕様 税込み¥17850

STS モンスター28エンジン 税込み¥15540

| 品番 | 品名 | 本体価格 | 税込価格 | 備考 |
| 2101 | D21B BUGGY ENGINE | 18000 | 18900 | 3.5cc,5port,SG Crank,normal plug. |
| 2108 | D21B BUGGY ENGINE w/Extra Turbo Head | 18900 | 19845 | 3.5cc,5port,SG Crank,Normal or Turbo plug. |
| 2113 | D21T BUGGY ENGINE (TEAM) | 23800 | 24990 | 3.5cc,5port,SG Crank,Normal or Turbo plug,Modified. |
| 2801 | D28M ENGINE FOR MT (Pull-Start) | 15000 | 15750 | 4.6cc,3port,SG Crank,Normal Plug. |
| 2804 | D28M ENGINE FOR MT (Roto-Start Backplate) | 15000 | 15750 | 4.6cc,3port,SG Crank,Normal Plug,Roto-Start Backplate |
| 2805 | D28M ENGINE FOR MT (Standard Backplate) | 14800 | 15540 | 4.6cc,3port,SG Crank,Normal Plug,Standard Backplate |
| 3001 | D30M ENGINE FOR MT (Pull-Start) | 17000 | 17850 | 5cc,5port,SG Crank,Normal Plug. |
| 3002 | D30M ENGINE FOR MT (Roto-Star Backplate) | 17000 | 17850 | 5cc,5port,SG Crank,Normal Plug. |
| 3003 | D30M ENGINE FOR MT (Standard Backplate) | 16800 | 17640 | 5cc,5port,SG Crank,Normal Plug. |
| Crankcase | ||||
| 210100 | .21 Crankcase | 6800 | 7140 | with all bearings |
| 280100 | .28 Crankcase | 6800 | 7140 | with all bearings |
| 300100 | .30 Crankcase | 6800 | 7140 | with all bearings |
| Piston & Sleeve & Con. Rod | ||||
| 210300-1 | D21B 5Port Piston and Sleeve Set | 6800 | 7140 | Without Con. Rod |
| 210300-5 | D21T MK2 Modified Piston and Sleeve Set w/conrod | 16000 | 16800 | Including Con. Rod & Wrist Pin & Turbo Head Button |
| 280300-1 | D28M 3Port Piston and Sleeve Set | 5200 | 5460 | Without Con. Rod |
| 300300-1 | D30M 5Port Piston and Sleeve Set | 6800 | 7140 | Without Con. Rod |
| 210304 | 7075 Con. Rodfor .21/.28/.30 | 2700 | 2835 | |
| 210302 | .21 / .28 / .30 Piston Wrist Pin | 250 | 262 | .21,28,.30 are using the same wrist pin |
| 120303 | Clips For Piston Wrist Pin (10 pcs.) | 250 | 262 | All STS engines are using the same Wrist Clips |
| Heat Sink & Head Button & Head Shims | ||||
| 210400-1 | D21B Heat Sink | 4200 | 4410 | OFF-ROAD |
| 210400-3 | D21T Heat Sink(Green) | 4200 | 4410 | |
| 280400-1 | .28 Heat Sink with Combustion Chamber | 2000 | 2100 | One-piece |
| 300400-1 | .30 Heat Sink | 4200 | 4410 | |
| 210404-1 | .21 Normal Head Button | 1500 | 1575 | Normal Plug |
| 210404-2 | .21 Turbo Head Button | 1500 | 1575 | Turbo Plug |
| 280404 | .28 Normal Head Button (optional) | 1500 | 1575 | Normal Plug |
| 300404 | .30 Normal Head Button | 1500 | 1575 | Normal Plug |
| 210401-3 | .21 Head Shim Set(3pcs) | 450 | 472 | 0.1mm*1 ; 0.2mm*1 ; 0.3mm*1 |
| 280401-3 | .28 Head Shim Set(3pcs) | 450 | 472 | 0.1mm*1 ; 0.2mm*1 ; 0.3mm*1 |
| 300401-3 | .30 Head Shim Set(3pcs) | 450 | 472 | 0.1mm*1 ; 0.2mm*1 ; 0.3mm*1 |
| Crankshaft & Bearing | ||||
| 210200-1 | D21B SG Crankshaft | 6400 | 6720 | |
| 280200 | D28M/D30M SG Crankshaft | 6400 | 6720 | |
| 202 | Front Ball Bearing | 600 | 630 | 7*19*6mm |
| 210201 | .21/.28/.30 Main Ball Bearing | 1400 | 1470 | 14*25*6mm |
| Backplate & Pull-Start | ||||
| 210103-1 | .21 Backplate & O-Ring | 900 | 945 | 210103+210104 |
| 280106 | .28 Backplate & O-Ring | 900 | 945 | STD Backplate |
| 280103-1 | .28 pull-start set | 1700 | 1785 | |
| 280103-2 | .28 pull-start shaft & Clip | 650 | 682 | |
| 280103-3 | .28 pull-start Backplate & O-Ring | 1500 | 1575 | |
| 280103-4 | .28 pull-start Adapter w/one way bearing | 1580 | 1659 | |
| 280105 | .28 Roto-Start Backplate Conversion Set | 2200 | 2310 | |
| 280104 | .28 Roto-start small gear w/ joint | 360 | 378 | Roto-Start Small Gear |
| Carburetor & Parts | ||||
| 210500 | Carburetor for .21/.28 Buggy | 4200 | 4410 | |
| 210527 | 7mm & 8mm Plastic Venturis for 21/28 Carburetor | 400 | 420 | |
| 210101 | Wrist Pin Set For .21/.28 Carburetor | 840 | 882 | |
| 512 | Intake Fuel Nipple for .12/.21/.28 Carburetor | 500 | 525 | |
| 210504 | Valve for .21/.28 Carburetor | 720 | 756 | |
| 210505 | Dust Protection for .21/.28 Carburetor | 240 | 252 | |
| 210506 | Linkage Guide for .21/.28 Carburetor | 500 | 525 | |
| 210507 | Low-Speed Needle for .21/.28 Carburetor | 360 | 378 | |
| 210510 | Slow Needle for .21/.28 Carburetor | 360 | 378 | |
| 210514 | Main Needle Holder for .21/.28 Carburetor | 500 | 525 | |
| 210515 | Main Needle for .21/.28 Carburetor | 360 | 378 | |
| 210501 | O-Ring Set for .21/.28 Carburetor | 400 | 420 | 210519*1+210520*3+210524*1 |
| Tuned Pipe & Accessories | ||||
| 0403 | .21 Buggy Tuned Pipe #0403 | 6000 | 6300 | |
| 0702 | .28-.30 Tuned Pipe #0702 | 6200 | 6510 | |
| 209 | Pipe Mount Spring (2 pcs.) | 360 | 378 | |
| 208 | Small Springs for one-piece pipe(6 pcs.) | 300 | 315 | |
| 210106 | Silicone Manifold Gasket for .21/.28 (2 pcs.) | 300 | 315 | |
| 203 | Flywheel Cone | 360 | 378 | |
| 182 | 3*15 mm hexagon screws(4 pcs.) | 200 | 210 | |
| 105 | 2.6*6 mm hexagon screws(4 pcs.) | 200 | 210 | |
| 282 | Alu. Buggy Fly Shoes Kit (w/Springs) | 2400 | 2520 | |
| 2803-1 | Alu. Linkage Kit | 4800 | 5040 | |
| Others | ||||
| 001M | STS T-Shirt Size M | 1400 | 1470 | |
| 001L | STS T-Shirt Size L | 1400 | 1470 | |
| 002 | STS Cap | 1500 | 1575 | |
| 003 | STS Banner | 4500 | 4725 |