FYI we no longer sell race fuel.
DANA/SPICER NON SYNTHETIC POSI ADDITIVE 4 OZ BOTTLE
This is the True Posi Additive of years past. Specially made and formulated by Spicer/Dana. Works much better than Synthetic Posi Additive available on the aftermarket, or from Mopar, GM, or Ford.
Originally Formulated for clutch type posi: like Track Locks, Power Locks, Limited Slip
Excedes Performance in Auburn Posi's. Does not seem to wear out as fast as Synthetic Type Additives
Comes in 4 Oz Bottle. Posi Manufacturers recommend 1 bottle of additive per Quart of Lubricant differential requires to fill.
Warning: this is the type lube most older technicians refered to as Whale Oil or Skunk oil, because of it's profound smell.