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royal purple

7.1K views 15 replies 15 participants last post by  Cookieman00x  
#1 ·
Is it ok to change the tranny fluid and replace it w/ RP Max Gear? I think the weight is 75w-90
 
#3 ·
I too have synchromax. My tranny was getting to be a bear to shift so I broke down and spent the money.....well worth every penny!
 
#4 ·
SVT3658 said:
I too have synchromax. My tranny was getting to be a bear to shift so I broke down and spent the money.....well worth every penny!
Same here! I have had Syncromax in mine for 30K miles now, and lovin every minute of it.
 
#7 ·
#10 ·
JCPMZX3 said:
Is it ok to change the tranny fluid and replace it w/ RP Max Gear? I think the weight is 75w-90
The 75W-90 is a gear oil usually used in rear axle assemblies, you absolutely DO NOT want to use it in a transmission. Just as everyone before me stated, the regular RP Synchromax trans fluid will work great.
 
#11 ·
hey i know this is a stupid question but... how do you change your tranny fluid? (manual tran.)
 
#12 ·
you guys crack me up....
did you know this about the ford honey?

Motorcraft® Full Synthetic Manual Transmission Fluid is a premium-quality SAE 75W-90 gear oil designed, engineered and recommended by Ford Motor Company meeting warranty requirements. It is particularly recommended for MTX-75 and IB5 transmissions, and is also recommended for older transmissions including rear wheel drive that recommend GL-3 and GL-4 type gear oils
ford honey is a 75-90....
 
#13 ·
does the SVTF 6-Speed getrag use the same oil?


I will be looking into Amsoil products....though I used to run RP Synchromax in my last focus (mtx-75).
 
#14 ·
When I changed my tranny fluid in my '02 SVT they recommended the amsoil 0w-40 "european car formula" so I'd guess the Getrag uses lighter weight fluid.
 
#15 ·
The svt 6 speed probably uses something thinner like atx fluid

the mtx75 uses 75w-90 i called ford

when i put the rp Syncromax in mine it leaked! went to redline 75-90 no leaking anymore