There are a few parts that can be replaced to take the wobble out of the SM 420 4 speed shift lever .

photos @ photobucket


Top Cover showing Fulcrum Pins - GM # 590282

http://i669.photobucket.com/albums/...0Cover/SM_420_Top_Cover__zpsiuyy4pdq.jpg


Fulcrum pins - GM # 590282

http://i669.photobucket.com/albums/...ver/SM_420_Fulcrum_Pins__zps7gma956l.jpg

Friesens Chevrolet
Sutton, Nebraska
phone: 402-773-5538

Friesens Chevrolet has ( 72 ) Fulcrum Pins in stock

Newton Motors
Glasgow, Montana
phone: 406-228-9326

Newton Motors has ( 37 ) Fulcrum Pins in stock


Shift Lever Spring - GM # 3683582

http://i669.photobucket.com/albums/...er%20Spring%20GM%20NOS_b_zpsxurteurj.jpg

Friesens Chevrolet has ( 8 ) Shift Lever Springs in stock

Newton Motors has ( 18 ) Shift Lever Springs in stock


Shift Lever - Cap & Cup ......GM # 590387 Cap superseded to GM # 3988627

http://i669.photobucket.com/albums/...0Lever%20Cap%20and%20Cup_zpsvd7ypc5b.jpg

Friesens Chevrolet has ( 5 ) Shifter Caps - GM # 3988627

http://i669.photobucket.com/albums/...ft%20Lever%20Cap%202%202_zpsy8tdw29r.jpg


Shift Lever Cup - Original GM # 590384 - RARE PART - very hard to find

http://i669.photobucket.com/albums/...ver%20CUP%20NOS%20GM%202_zps9sh3qmki.jpg

Shift Lever CUP - GM # 590384 superseded to GM # 3988628

Dan's GM Obsolete
Chinook, Montana
phone: 406-357-2615

Dan's has ( 14 ) Shift Lever CUPS - GM # 3988628

http://i669.photobucket.com/albums/..._Shifter_Cup_GM_3988628__zpsijafa9ey.jpg


Chicago Auto Parts
Saint Ann , Ill.
phone: 815-614-3122

Chicago has ( 1 ) Shifter Cup GM # 590384 in stock


Reverse Shifter Spring - GM # 591582 & Pin - GM # 591581

http://i669.photobucket.com/albums/...erse_Shifter_Pin_GM_NOS__zpsxvukuirx.jpg

http://i669.photobucket.com/albums/...ter_%20Spring%20GM%20NOS_zpsohai3y2d.jpg

Friesens Chevrolet has ( 2 ) GM # 591582 Reverse Shift Springs in stock

Dan's GM Obsolete has ( 4 ) - GM # 591582


Reverse Shift Pin - GM # 591581

http://i669.photobucket.com/albums/...erse_Shifter_Pin_SM_420__zpsjmei5kkm.jpg

Friesens Chevrolet has ( 4 ) - GM # 591581 - Reverse Shift pin

Dan's GM Obsolete has ( 6 ) - GM # 591581


George
'54 3600

Last edited by '54 3600; 12/16/2016 6:48 PM. Reason: add
1954 3600
A big help to many on the Bolt
Now cruising in
The Passing Lane