04-22 XL Sportster (NU) : piston oil jet assembly (4) 99-17 Twin Cam A/B; 18-24 Softail; 17-24 FLT/Touring; 17-24 Trike: piston cooling jet (4 used) 99-13 Twin Cam B, 99-07 dyna; 99-03 FLT/Touring (N