Im at 3700 feet altitude but in my 1105 motor I run 17.5 or 20 pilots and 120 mains Its a 10.5 -1 with a Superbike Mike street ported head and 400 lift 250 degree cams, Dyna ignition & Kerker pipe, lost in the 70's
78-KZ1000/1105, 80 KZ1000, 82 Kawasaki GPZ750, 95 Harley Fatboy, 80 Suzuki GS1100ET, 81 GS1100E parts bike, 83 GS1100SD Katana/1394,78 Yamaha XT500, 81 Yamaha XS650, 78 Yamaha XS650E, 48 Whizzer model J motorbike, 71 Honda CT70H, 71 Honda CT70, 81 IT 250 Yamaha,82 Honda XL100S owned
