4x4 S-10 trucks, the front driveshaft usually requires lengthening by about one
inch when installing the V-8.
Stealth Conversions grease seal extension
(Part Number S10-302) moves the grease seal one inch, so that the V-8 can be installed
without actually lengthening the front driveshaft.
In the photograph above,
the upper driveshaft has the grease seal extension installed, and has been extended
The lower driveshaft is pictured so that you can see that full
spline engagement is maintained even when the driveshaft is extended one inch.