RPO Codes for stock gear ratios

V8SSeriesHow to tech tips

Look in the glovebox at the RPO codes (huge list of factory reference codes as to what parts were installed on the vehicle).GU2 2:73 ratioGU4 3:08 ratio GU5 3:23 ratio GU6 3:42 ratio GT4 3:73 ratio GT5 4:10 ratio GQ1 Open Differential Rear Axle G80 Positraction/Locking Rear Axle Different Dash? Try these places and ideas. You can also look on the rear end. It will be on the … Read More

Belltech suspension lowering part numbers.

V8SSeriesSwap Parts

Parts that will fit ALL YEARS of S-Series vehicles Front Nitro Drop Shock (0″-2″) – 7028 Front Nitro Drop Shock (3″-5″) – 7003 Front Nitro Active Shock (0″-2″) – 10028 Front Nitro Active Shock (3″-5″) – 10003 Rear Nitro Drop Shock (0″-2″) – 7542 Rear Nitro Drop Shock (3″-5″) – 7503 Rear Nitro Active Shock (0″-2″) – 10542 Rear Nitro … Read More

How to find top dead center

V8SSeriesHow to tech tips

Here is a video showing how to use a piston stop to find top dead center. Another video showing how to use a dog toy squeaker to find top dead center.