On Sale At scienceofcomputer.com!

Engine Os


OS MAX H60 FGR Ringed Black Head RC Engine with O.S. Muffler NIB

$250.00


OS HIGH PERFORMANCE MAX 15CV-A NITRO ENGINE 2.49CC

$100.00


OS Max LA 40 Engine with Muffler - Excellent

$22.72


Nice OS O.S. Max VZB V-Spec .21 Nitro Engine w/Buku Clutch & Filter Losi Mugen

$139.95


NIB OS 40 FP 2 STROKE R/C ENGINE MADE IN JAPAN COMPLETE W/ ALL PARTS NEVER RUN

$45.00


OS Max 45 FSR-H (Ring) Heli Engine with 4BK Carb

$99.95


O.S. MAX 77VR DF ABC Black Head Rear Exhaust RC ENGINE

$180.00


Nitro Engine Break-In Service EBIS 21 28 12 OS Reds Picco FX Novarossi buggy 1/8

$45.00


OS FS 60 OPEN ROCKER NITRO MODEL AIRPLANE ENGINE

$150.00


Os Max 15 R/c Nitro Glow Engine

$19.99


Os Max 25 FP Engine Made in Japan

$9.99


1985 OS FS 20 RC 4 cycle model airplane engine 4 stroke Japan Made Rare in Box

$88.00


OS MAX 40 FP RC Airplane Engine , Muffler, Propeller

$45.00


OS 40 SF RINGED-- RC Model Airplane Engine BRAND NEW!

$120.00


Used OS Max 46 FX ABC Model RC Engine With Muffler Nice Condition Untested

$40.00


O.S. MAX 46 SF H R/C AIRPLANE BRAND NEW ENGINE HIGH NITRO RARE

$11.61


OS FS 90 NITRO MODEL AIRPLANE ENGINE

$125.00


NIB OS SX-H, HELI ENGINE NO INSTRUCTIONS

$179.00


Os MAX AX 46 engine great compression runs perfect and looks good W/Prop Muffler

$29.95


New OS Max 10FP R/C Model Airplane Glow Engine with Muffler .10 Japan

$91.00


NICE **O.S. MAX SURPASS 91 4-STROKE R/C ENGINE** four rc airplane motor

$100.00


OS AX 55 2 Stroke Glow Fuel Engine

$52.00


OS FS 120 SURPASS II ,NITRO MODEL AIRPLANE ENGINE

$220.00


VINTAGE OS .30 WANKEL I-49 ROTARY STROKE MODEL AIRPLANE ENGINE

$50.00


O.S. Speed 1217D 21ZX-B Spec II Ty Tessman 110% Engine

$389.99


OS MAX FSR 25 RC Aircraft Engine

$70.00


OS MAX FX 46 RC Airplane ENGINE 15460

$41.00


O.S. OS FT-160 160 Gemini Twin-Cylinder Ringed Flat-Twin Four 4 Stroke RC Engine

$305.00


OS Max 60 SR RC Model Airplane Engine NC Estate

$13.00


O.S. Engine FS 70S 11 Four Stroke

$95.00


OS Engine MAX 25 LA Model Airplane Glow Motor NEW in BOX #12350

$36.00


OS MAX .61 SF R/C AIRPLANE ENGINE 61SF HIGH OUTPUT NITRO OS ENGINES

$149.00


New OS .65 65 AX Two Stroke Nitro RC Airplane Engine With Muffler 65AX OSMG0558

$209.95


1985 OS FS 20 rc 4 cycle model airplane engine 4 stroke Japan nice O.S. fs20

$175.00


** OS MAX ** FX-.91 ** 2-CYCLE R/C MODEL AIRPLANE ENGINE **new in box!

$76.00


Lot of 12 Model Airplane Engines for PARTS McCoy FUJI Arden OR K

$99.00


O.S. SURPASS FS 70 4-stroke R/C Engine with muffler Used RC airplane #1

$150.00


OS MAX .40 RC NITRO ENGINE CLEANED AND OILED GREAT CONDITION

$26.00


OS Engine Max 46 AX with Box #15480 - GOOD COMPRESSION/CARB LOCKED

$41.00


1982 OS 65 VR-M ABC RC Rear Rotary Inboard model boat engine vintage .65 marine

$21.50


OS MAX 40FX RC Engine - 15450

$39.99


O.S. VR DF 91 Ducted fan r/c airplane nitro, glow engine w/ box + extras

$62.00


O.S. Max 15 CV RC Radio Control Nitro Car Engine OS .15

$100.00


NOS OS MAX 46 LA 2 cycle Engine RC Airplane “Brand New In box”

$56.65


Mics Hobby Engines Os Enya MCCOY Parts Lot.Ducted Fan.tuned Pipe

$95.00