If you use wood to raise the jack for a higher lift put the board on the floor and the jack on top of it i have used 1x6x30 to sit my floor jack on it and it helps be sure if you get under the vehicle after you raise it use a good jack stand please be safe i had a car fall on me and crush my l5 vertebra because a jack stand collapsed yes it was new and was a 4000 lb stand it had.
How to make floor jack go higher.
If you use too much you might not be able to get the jack under the car in the first place.
This is an easy project that involves turning down one end of aluminum stock on a lathe and drilling a hole on the opposite end.
Hopefully it helps you out too.
The way a diy 2 x 4 jack works is through the simple manipulation of leverage as the essential craftsman explains by taking advantage of the mechanical power that two slightly slanted edges can.
Stack 8 x 12 blocks two wide in a criss cross pattern until they as close to the bottom of the girders as possible.
Always be careful when doing this and make sure you are on flat ground.
Use 1 1 2 blocks to close the gap.
Once the wheels get weighed they ll squeeze down into the wood a bit making the whole thing more stable.
Finish off the piers by ripping shims to make the fit against the girders as tight as possible.
Make sure you use pieces that are long and wide enough for all the wheels to set on.
This is how you jack up a car really high with a rapid pump jack.
So i decided to make a 3 5 extension to give it a little extra lift.
Don t use too much though go an inch at a time or so.
If you need some you can pick up some speci.
A couple of things that really helped me out when my floor jack stopped lifting.
Step 3 say clear loudly as a safety double check in alerting others that you are now going to lower the vehicle.