I've got K-800's in there now
K-800 Duel 1.460'' Dia. 165lbs @ 1.850'', 495lbs @ 1.150'', coil bind 1.085''.
-- I think next time I might try these
PSI CT1225 Dual 1.445" Dia,
140lbs@1.950,
435lbs@1.200, 393# per/n rate, max lift .750, coil bind 1.100.