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The limited warranty offered by Soshin U.S.A. group (Soken trade, Sohin Trade, and SOKO America corporation) consists of this form and the original purchase invoice, both with the same number.


A.  Soshin U.S.A. group warrants that every used (4) and (6) cylinder engine sold by Soshin U.S.A. group will be in a serviceable condition having regard to the used nature of the engine for the duration of time after the date of sale according to the following applications.

1. Passenger Cars. Trucks and Vans Used for Personal Transportation 180 Days
2. Passenger Cars. Trucks and Vans Used for Commercial Purpose 90 Days
3. Diesel Engines 30 Days
4. Transmissions 90 Days
5. Rotary Engines. Engines designed for Competitive Purposes No Warranty
6. Engines Used for Racing Purposes No Warranty


1.  All internal engine parts including: pistons rings, piston pins, crankshaft and main bearings, connecting rod bearings, camshaft and camshaft bearings, timing chain and timing gears, intake and exhaust valves, valve springs and seals, and guides, oil pump, push rods, rocker arms and shafts. The engine block, cylinder barrels and cylinder head are also warranted to be free of cracks or distortion.
2.  Head gaskets are warranted for 30 days only, irrespective of the application as stated in Section (A).
3.  Soshin U.S.A. group reserves the right to repair with rebuilt or serviceable used parts, or exchange the at it's own discretion and determination.


All external parts attached to the engines, E.G., intake and exhaust manifolds, carburetor, distributor, alternator, starter, emission control devices, flywheel, clutch and pressure plate, water pump, thermostat, belts, hoses, etc.


1.  The cost of labor required to remove and install a repaired or exchanged engine to the vehicle.
2.  Any damage caused by abuse, neglect, accident or natural perils.
3.  Loss caused by the engine being improperly installed.
4.  Towing charges and /or freight or delivery charges.
5.  Loss caused by overheating, unless the overheating condition was a direct result of the failure of an internal part of the engine.
6.  Decrease in performance of any covered part due to normal wear and tear (unless actual breakdown occurs), having regard to inherent manufacturing faults in some engine models.
7.  Loss caused by any modification or use of the engine for which it was not originally designed.
8.  The engine if it is used for competitive driving or racing.
9.  Loss caused by the failure of a part or parts of the engine for which it was not originally designed.
10.  Tune-ups and adjustments, filters, hoses, belts, lubricants, coolants, emission control devices, spark plugs, tune-up parts, etc.
11.  Detonation or preignition damage.
12.  Repairs performed without prior authorization from Soshin U.S.A. group.


Repairs or exchanges will not extend this limited warranty beyond the described term on this form (Item A).


This limited warranty is in lieu of any and all other expressed warranties of Soshin U.S.A. group. Any warranty implied is limited to the duration of this limited warranty. Soshin U.S.A. group does not assume or authorize any person to assume on it's behalf any other obligation or liability. Some states do not allow limitations on how long an implied warranty lasts, so the preceding information (Disclaimer 1) may not apply to you.


Soshin U.S.A. group will not be responsible for incidental or consequential damages arising from loss of use, loss of time, inconvenience, or commercial loss or any other consequential damages or loss. Some states do not allow the exclusion or limitation of incidental or consequential damages, so the preceding information (Disclaimer 2) may not apply to you.

H.   This limited warranty gives you specific legal rights and you may have other rights. In the event of a claim please contact or write to the branch in which your invoice was originally issued.

Soshin Trade Corporation
2440 Firestone Boulevard
South Gate, CA 90280
Tel: (323) 563-2018
Fax: (323) 563-2032

Soken Trade Corporation
12055 Sherman Way
North Hollywood, CA 91605
Tel : (818) 756-5333
Fax: (818) 308-8427


Call or write Soshin U.S.A. group stating the invoice number, the date of purchase, type of engine and application, and the nature of the problem.
No claim will be considered without prior authorization from Soshin U.S.A. group to proceed with repairs.

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