Shop OS 4 Stroke Engine

Sponsored
About our ads
$959.99
O.S. Gf40 40Cc 4-Stroke Gas Airplane Engine With Muffler [Osm39400] Os
eBay
Free shipping
$959.99
O.S. Gf40 40Cc 4-Stroke Gas Airplane Engine With Muffler [Osm39400] Os
eBay
$260.00
OS Engine OS FS 40 Four Stroke New In Box. O.S. Gas/Nitro Engines.
eBay
$260.00
OS Engine OS FS 40 Four Stroke New In Box. O.S. Gas/Nitro Engines.
eBay
$399.99
OS Engine OS FS Series OS FS 90 4 Stroke RC Motor RC Motor FS-90 New. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS Series OS FS 90 4 Stroke RC Motor RC Motor FS-90 New. OS. Other RC Parts & Accs.
eBay
$549.99
OS FS-120Siii 4-Stroke RC Aircraft Engine With Pump & Muffler Free Shipping. O.S. Gas/Nitro Engines.
eBay
Free shipping
$549.99
OS FS-120Siii 4-Stroke RC Aircraft Engine With Pump & Muffler Free Shipping. O.S. Gas/Nitro Engines.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$169.00
OS Max FS-40 4 Stroke Model Engine. O.S. Gas/Nitro Engines.
eBay
$169.00
OS Max FS-40 4 Stroke Model Engine. O.S. Gas/Nitro Engines.
eBay
$350.00
OS Engine OS FS-26 Surpass Four Stroke Motor New In Box. OS. Other RC Parts & Accs.
eBay
Free shipping
$350.00
OS Engine OS FS-26 Surpass Four Stroke Motor New In Box. OS. Other RC Parts & Accs.
eBay
$39.50
OS FS-40 Four Stroke Gear Box Assembly RC Airplane Engine. OS. Motor & Engine Parts & Accs. FS-40.
eBay
Free shipping
$39.50
OS FS-40 Four Stroke Gear Box Assembly RC Airplane Engine. OS. Motor & Engine Parts & Accs. FS-40.
eBay
$439.95
Os .95 95 Four Stroke Rc Nitro Airplane Engine With Muffler Fs95v
eBay
$439.95
Os .95 95 Four Stroke Rc Nitro Airplane Engine With Muffler Fs95v
eBay
$349.99
OS Engine OS FS-61 RC Four Stroke Motor New A25. OS. Other RC Parts & Accs.
eBay
$349.99
OS Engine OS FS-61 RC Four Stroke Motor New A25. OS. Other RC Parts & Accs.
eBay
$439.95
OS O.S. .95 95 95FSV FS Four Stroke Nitro RC Airplane Engine W/ Muffler FS95V. O.S. Gas/Nitro Engines. 4531028021174.
eBay
$439.95
OS O.S. .95 95 95FSV FS Four Stroke Nitro RC Airplane Engine W/ Muffler FS95V. O.S. Gas/Nitro Engines. 4531028021174.
eBay
$399.00
OS Engine OS FS-20 Four Stroke Motor New O24. OS. Other RC Parts & Accs.
eBay
$399.00
OS Engine OS FS-20 Four Stroke Motor New O24. OS. Other RC Parts & Accs.
eBay
$259.00
OS Engines FS81A Alpha Series .81 4 Stroke Engine Glow. O.S. Gas/Nitro Engines. 4531028021068.
eBay
Free shipping
$259.00
OS Engines FS81A Alpha Series .81 4 Stroke Engine Glow. O.S. Gas/Nitro Engines. 4531028021068.
eBay
$280.00
O.S. FS-26 Surpass Four Stroke Engine 34100 RC Motor Airplane New. O.S. Gas/Nitro Engines. 34110.
eBay
$280.00
O.S. FS-26 Surpass Four Stroke Engine 34100 RC Motor Airplane New. O.S. Gas/Nitro Engines. 34110.
eBay
$375.00
O.S Airplane 4-Stroke Engine Fs-20 New Vintage Rc Engine. O.S. Gas/Nitro Engines.
eBay
$375.00
O.S Airplane 4-Stroke Engine Fs-20 New Vintage Rc Engine. O.S. Gas/Nitro Engines.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC 4-C Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC 4-C Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS-20 Four Stroke Motor New GH. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS-20 Four Stroke Motor New GH. OS. Other RC Parts & Accs.
eBay
$548.99
O.S. Engines FS-20 4 Stroke RC Airplane Engine W Muffler Vintage Rare Aut NEW. O.S. Gas/Nitro Engines.
eBay
Free shipping
$548.99
O.S. Engines FS-20 4 Stroke RC Airplane Engine W Muffler Vintage Rare Aut NEW. O.S. Gas/Nitro Engines.
eBay
$365.00
O.S. Fs-95V Ringed 4-Stroke .95 Airplane Glow Engine 30900
eBay
$365.00
O.S. Fs-95V Ringed 4-Stroke .95 Airplane Glow Engine 30900
eBay
$679.00
New OS O.S. GF30 II 30Cc 4 Four Stroke Gas RC Engine With Muffler. OS. Gas/Nitro Engines.
eBay
$679.00
New OS O.S. GF30 II 30Cc 4 Four Stroke Gas RC Engine With Muffler. OS. Gas/Nitro Engines.
eBay
$429.99
OS Engine OS FS 95 V Four Stroke RC Motor OS 95V New. OS. Other RC Parts & Accs.
eBay
$429.99
OS Engine OS FS 95 V Four Stroke RC Motor OS 95V New. OS. Other RC Parts & Accs.
eBay
$385.55
O.S. FS-70Ultimate 11.45Cc 4-Stroke R/C Airplane Glow Engine With Muffler EX. O.S. Gas/Nitro Engines. NOTSPECIFIED.
eBay
$385.55
O.S. FS-70Ultimate 11.45Cc 4-Stroke R/C Airplane Glow Engine With Muffler EX. O.S. Gas/Nitro Engines. NOTSPECIFIED.
eBay
$349.00
OS Engine OS FS-61 Four Stroke Motor New. OS. Other RC Parts & Accs.
eBay
$349.00
OS Engine OS FS-61 Four Stroke Motor New. OS. Other RC Parts & Accs.
eBay
$349.99
OS Engine OS FL-70 Series OS 70 FL Four Stroke New. OS. Other RC Parts & Accs.
eBay
$349.99
OS Engine OS FL-70 Series OS 70 FL Four Stroke New. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS 70S Series OS 70 S Four Stroke New. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS 70S Series OS 70 S Four Stroke New. OS. Other RC Parts & Accs.
eBay
$3,499.99
OS Engine OS Sirius FR5-300, 5 Cylinder, 4-Stroke Motor New. OS. Other RC Parts & Accs.
eBay
$3,499.99
OS Engine OS Sirius FR5-300, 5 Cylinder, 4-Stroke Motor New. OS. Other RC Parts & Accs.
eBay
$415.00
O.S. FS-64V 4-Stroke Engine With OS F-4051 Silencer 3AY00. O.S. Gas/Nitro Engines.
eBay
$415.00
O.S. FS-64V 4-Stroke Engine With OS F-4051 Silencer 3AY00. O.S. Gas/Nitro Engines.
eBay
$255.00
OS Engine OS FS 52 S Surpass Four Stroke 52S New A25. OS. Silver. Other RC Parts & Accs.
eBay
Free shipping
$255.00
OS Engine OS FS 52 S Surpass Four Stroke 52S New A25. OS. Silver. Other RC Parts & Accs.
eBay
$685.00
OS 120FS FS120III Four Stroke RC Airplane Engine W/ Pump Ring 70N Carb Osmg0935. O.S. Gas/Nitro Engines. 4531028017146.
eBay
Free shipping
$685.00
OS 120FS FS120III Four Stroke RC Airplane Engine W/ Pump Ring 70N Carb Osmg0935. O.S. Gas/Nitro Engines. 4531028017146.
eBay
$379.99
OS Engine OS FS 62 V Four Stroke RC Motor OS 62V New. OS. Other RC Parts & Accs.
eBay
$379.99
OS Engine OS FS 62 V Four Stroke RC Motor OS 62V New. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS-20 Four Stroke Motor FS 20 New O24. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS-20 Four Stroke Motor FS 20 New O24. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS 30S Four Stroke New In Box OS 30 4C. OS. Silver. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS 30S Four Stroke New In Box OS 30 4C. OS. Silver. Other RC Parts & Accs.
eBay
$299.99
Os Engine - Os 40 Four Stroke - In Box - Gh
eBay
$299.99
Os Engine - Os 40 Four Stroke - In Box - Gh
eBay
$299.99
OS Engine OS FS 40 Four Stroke New In Box GH. OS. Silver. Other RC Parts & Accs.
eBay
$299.99
OS Engine OS FS 40 Four Stroke New In Box GH. OS. Silver. Other RC Parts & Accs.
eBay
$470.55
O.S. Fsα-72 11.79Cc 4-Cycle Glow Engine With Muffler For R/C Airplane New F/S. O.S. Gas/Nitro Engines.
eBay
$470.55
O.S. Fsα-72 11.79Cc 4-Cycle Glow Engine With Muffler For R/C Airplane New F/S. O.S. Gas/Nitro Engines.
eBay
$540.99
O.S. Engine FS-60 4-Stroke RC Airplane Engine NEW With Box. OS. Quadcopters & Multicopters.
eBay
$540.99
O.S. Engine FS-60 4-Stroke RC Airplane Engine NEW With Box. OS. Quadcopters & Multicopters.
eBay
4.0L | 4 Cylinders | 1500hp | The *nearly* All Billet RP968 Engine
8:37
4.0L | 4 Cylinders | 1500hp | The *nearly* All Billet RP968 Engine
293.8K viewsNov 2, 2017
YouTubeKYLE.ENGINEERS
What types of oil to use in small engines (4 stroke motor oils)
2:20
What types of oil to use in small engines (4 stroke motor oils)
293.9K viewsAug 30, 2011
YouTubefnaguitarplayer9
One of the first Four Cycle Gas Engines - The Otto Silent 7 HP 1884
23:28
One of the first Four Cycle Gas Engines - The Otto Silent 7 HP 1884
124.5K viewsJul 6, 2015
YouTubeChris Epping
What's the Difference Between 2-Stroke and 4-Stroke Engines?
4:26
What's the Difference Between 2-Stroke and 4-Stroke Engines?
349.5K viewsJul 9, 2018
YouTubeConcerning Reality
OS 46 SF cleaning
5:18
OS 46 SF cleaning
36K viewsOct 3, 2015
YouTubeDavid's Stuff (The Glow Engine Enthusiast)
14,000 rpm RC 4 Cylinder Engine & 3 Speed MANUAL Gearbox!
12:22
14,000 rpm RC 4 Cylinder Engine & 3 Speed MANUAL Gearbox!
1.8M viewsSep 28, 2022
YouTubeJohnnyQ90
This NASCAR Engine Was Built 20 Years Ago and NEVER Used! How Much Power Has It Lost? (Ford C3)
43:59
This NASCAR Engine Was Built 20 Years Ago and NEVER Used! How …
414.1K viewsMar 4, 2023
YouTubeStapleton42
13:52
4 Stroke Engine Working | I.C.Engines | 2 Stroke I Four Stok…
32.6K viewsJan 3, 2022
YouTubeUpendrakumar malla
6:09
OS 45 FSR First run
3.5K viewsApr 16, 2016
YouTubeDavid's Stuff (The Glow Engine Enthusiast)
8:23
OS FF 240 Pegasus - testing the lowest idle
43.5K viewsJun 29, 2020
YouTubeCrazyEngines
0:53
How Four Stroke Gasoline Engines Work! #savree #engineering
38.7K viewsSep 2, 2023
YouTubesaVRee
10:58
OS FS-61 A Look Inside
6K viewsMay 4, 2016
YouTubeDavid's Stuff (The Glow Engine Enthusiast)
13:55
OS FS-120 Surpass A Look Inside Part 2 (Valve installation, Set Timi…
11.7K viewsSep 3, 2016
YouTubeDavid's Stuff (The Glow Engine Enthusiast)
17:32
Yamaha 4 Stroke outboard difficult cold starting, how to fix.
45.1K viewsMar 6, 2022
YouTubeCanadaWide Marine
0:56
How Four Stroke Diesel Engines Work! #savree #engineering
44.9K viewsSep 2, 2023
YouTubesaVRee
1:41
Spotlight: O.S. GF40 4-Stroke Gasoline Engine
32.5K viewsSep 13, 2013
YouTubeKEEP IT RC by Tower Hobbies
2:00
Four stroke idle pinch test
7.5K viewsMay 22, 2016
YouTubeDavid's Stuff (The Glow Engine Enthusiast)
1:00
Tuning Project of an OS FS-40s - We double the performance! #rc #diy …
18.2K views3 months ago
YouTubeDaniel Hunziker
40 Size 2 Stroke Engine Comparison
17.7K viewsSep 14, 2016
YouTubeDavid's Stuff (The Glow Engine Enthusiast)
Understanding 4-Stroke Engines: How Internal Combustion Engine…
612.3K views11 months ago
TikTokgetnerdywithme
OS FS 26 - Four Stroke Glow Engine Run & Review
5K viewsJan 1, 2022
YouTubeMark Robinson
OS FS 30 - Four Stroke Glow Engine Run & Review
3.7K viewsSep 17, 2022
YouTubeMark Robinson
7:34
How Four Stroke Engine Works
7K viewsApr 8, 2017
YouTube3D-knowledge
12:51
4 Stroke RC Engine Test
5.4M viewsJul 24, 2019
YouTubeJohnnyQ90
9:55
4 Stroke Motorized Bicycle 1000 Mile Review
395.8K viewsJun 23, 2014
YouTubeSinister Custom Cycles
3:03
4 Stroke Engine Working Animation
2.5M viewsMar 26, 2015
YouTubeYash Verma
2:11
How a 4 stroke engine works
40.9K viewsAug 29, 2014
YouTubeMechanics Mix
2:50
OS Engines Four Stroke Camshaft Timing
77.7K viewsMay 15, 2013
YouTubercdieselrc
10:05
4 Stroke Engine Theory | Briggs & Stratton
268.4K viewsOct 14, 2019
YouTubeBriggs & Stratton
2:18
4 STROKE CYCLE ENGINE-CYLINDERS FIRING ORDER-LEAR…
18.3K viewsApr 6, 2020
YouTubeEC AUTOMOTIVE Ph Official
See more videos
Static thumbnail place holder

Shop OS 4 Stroke Engine

Sponsored
About our ads
$959.99
O.S. Gf40 40Cc 4-Stroke Gas Airplane Engine With Muffler [Osm39400] Os
eBay
Free shipping
$959.99
O.S. Gf40 40Cc 4-Stroke Gas Airplane Engine With Muffler [Osm39400] Os
eBay
$260.00
OS Engine OS FS 40 Four Stroke New In Box. O.S. Gas/Nitro Engines.
eBay
$260.00
OS Engine OS FS 40 Four Stroke New In Box. O.S. Gas/Nitro Engines.
eBay
$399.99
OS Engine OS FS Series OS FS 90 4 Stroke RC Motor RC Motor FS-90 New. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS Series OS FS 90 4 Stroke RC Motor RC Motor FS-90 New. OS. Other RC Parts & Accs.
eBay
$549.99
OS FS-120Siii 4-Stroke RC Aircraft Engine With Pump & Muffler Free Shipping. O.S. Gas/Nitro Engines.
eBay
Free shipping
$549.99
OS FS-120Siii 4-Stroke RC Aircraft Engine With Pump & Muffler Free Shipping. O.S. Gas/Nitro Engines.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$169.00
OS Max FS-40 4 Stroke Model Engine. O.S. Gas/Nitro Engines.
eBay
$169.00
OS Max FS-40 4 Stroke Model Engine. O.S. Gas/Nitro Engines.
eBay
$350.00
OS Engine OS FS-26 Surpass Four Stroke Motor New In Box. OS. Other RC Parts & Accs.
eBay
Free shipping
$350.00
OS Engine OS FS-26 Surpass Four Stroke Motor New In Box. OS. Other RC Parts & Accs.
eBay
$39.50
OS FS-40 Four Stroke Gear Box Assembly RC Airplane Engine. OS. Motor & Engine Parts & Accs. FS-40.
eBay
Free shipping
$39.50
OS FS-40 Four Stroke Gear Box Assembly RC Airplane Engine. OS. Motor & Engine Parts & Accs. FS-40.
eBay
$439.95
Os .95 95 Four Stroke Rc Nitro Airplane Engine With Muffler Fs95v
eBay
$439.95
Os .95 95 Four Stroke Rc Nitro Airplane Engine With Muffler Fs95v
eBay
$349.99
OS Engine OS FS-61 RC Four Stroke Motor New A25. OS. Other RC Parts & Accs.
eBay
$349.99
OS Engine OS FS-61 RC Four Stroke Motor New A25. OS. Other RC Parts & Accs.
eBay
$439.95
OS O.S. .95 95 95FSV FS Four Stroke Nitro RC Airplane Engine W/ Muffler FS95V. O.S. Gas/Nitro Engines. 4531028021174.
eBay
$439.95
OS O.S. .95 95 95FSV FS Four Stroke Nitro RC Airplane Engine W/ Muffler FS95V. O.S. Gas/Nitro Engines. 4531028021174.
eBay
$399.00
OS Engine OS FS-20 Four Stroke Motor New O24. OS. Other RC Parts & Accs.
eBay
$399.00
OS Engine OS FS-20 Four Stroke Motor New O24. OS. Other RC Parts & Accs.
eBay
$259.00
OS Engines FS81A Alpha Series .81 4 Stroke Engine Glow. O.S. Gas/Nitro Engines. 4531028021068.
eBay
Free shipping
$259.00
OS Engines FS81A Alpha Series .81 4 Stroke Engine Glow. O.S. Gas/Nitro Engines. 4531028021068.
eBay
$280.00
O.S. FS-26 Surpass Four Stroke Engine 34100 RC Motor Airplane New. O.S. Gas/Nitro Engines. 34110.
eBay
$280.00
O.S. FS-26 Surpass Four Stroke Engine 34100 RC Motor Airplane New. O.S. Gas/Nitro Engines. 34110.
eBay
$375.00
O.S Airplane 4-Stroke Engine Fs-20 New Vintage Rc Engine. O.S. Gas/Nitro Engines.
eBay
$375.00
O.S Airplane 4-Stroke Engine Fs-20 New Vintage Rc Engine. O.S. Gas/Nitro Engines.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC 4-C Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$359.99
OS Engine OS FS 70 Surpass Four Stroke RC 4-C Motor New. OS. Silver. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS-20 Four Stroke Motor New GH. OS. Other RC Parts & Accs.
eBay
$399.99
OS Engine OS FS-20 Four Stroke Motor New GH. OS. Other RC Parts & Accs.
eBay
$548.99
O.S. Engines FS-20 4 Stroke RC Airplane Engine W Muffler Vintage Rare Aut NEW. O.S. Gas/Nitro Engines.
eBay
Free shipping
$548.99
O.S. Engines FS-20 4 Stroke RC Airplane Engine W Muffler Vintage Rare Aut NEW. O.S. Gas/Nitro Engines.
eBay