There are various special tools available for MAZDA Roadster; however the Lock Tool that loosens the center bolt of the crankshaft was not available easily.
Professional shops and upgrading factories possesses Impact Wrench which is used to loosen the center bolt.
It is difficult to loosen the center bolt privately without any tools.
Moreover fixing the crankshaft is another difficult job. Although there is a method of fixing it by using the ring gear of the flywheel, even this seems to break an important gear.
Moreover if in case the engine was installed to the body fixation of crankshaft was next to impossible..
Keeping in mind the demand, Maruha introduced the Crank Lock Plate, which is an exclusively helpful item for even the non professionals.
Maruha SST Crank Lock Plate is useful even for garages because the lock bolt can be removed in a narrow or small space.
In case of exchanging the timing belt and water pump in general maintenance, all the bolts and nuts needs to be removed. The timing belt cannot be removed unless the pulley boss and the center lock belt are removed.
Therefore it is a must to remove the center lock bolt.
The Maruha exclusive use tool that we introduced this time can fix the crank shaft easily.
First of all, the Crank Pulley is removed. (Only the 4 bolts of M6 are removed)
Next the Lock Plate is fixed to the Pulley Boss by using the bolt of the belonging.
Please use this without fail, because the bolt of the belonging is a hardening bolt.
Please use the TAIRA washer simultaneously.
Loosen the Center Bolt and fix the Crank by using Glass Wrench etc.
The center bolt may very hard with rust adhesion etc. Please do the fixation prudently while paying sufficient attention to preventing damage to the part.
It is possible to work in a narrow space even without removing the radiator.
Also the loosening and tightening of the center bolt can be done easily.
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