Hmmm, My Guess is brass was cheaper? And was WAYY to soft for what we do with them, Stainless is a great, I have not had any more stripped heads.

Thats just my guess. I bet I am wrong

Robbie--


89'Isuzu Trooper LS 5 spd 2.6L
31" Big O X/T's
15x8 Eagle 058's
K&N Filter w/ Air Box Mod
2.25" DynoMax SuperTurbo
PolyUrathane/Indy4X Bushings
Suspension/ FrontEnd Tech/Hunter Certified Alignment Tech.