sx to dps

saintlee

Petty Officer 3rd Class
Joined
Apr 25, 2011
Messages
93
is the upper half of an sx drive the same gearing as a dps drive
sx is serial # 4202143298 not sure of ratio
dp-sm is 1.95 to 1
if i put the upper from the sx onto the lower of the dp what gearing will i be at
and do i need to change out anything or is it a direct swap
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: sx to dps

Just change the lower unit to change from single to duo prop.
you will need the proper gear ratio for what ever engine you have. The 1.95 ratio is for a 5.0 or 5.7L engine.
 

saintlee

Petty Officer 3rd Class
Joined
Apr 25, 2011
Messages
93
Re: sx to dps

its on a 5.0 gl-e
how can i find out what gear ratio the sx drive is
serial #4202143298
 

Don S

Honorary Moderator Emeritus
Joined
Aug 31, 2004
Messages
62,321
Re: sx to dps

It doesn't matter what the upper gear ratio is, they are all the same. You need a 1.95 DP lower unit to attach to your upper.
 
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