Ignition tuning  A guide to tuning your Bosch Ignition.

Copper Exhaust gaskets



Laverda Suggested Maintenance Schedule
1200 Mi.
Electrical
Frame
Tires
2400 Mi.
4800 Mi.
9600 Mi.
16400 Mi. 
LAVERDA SERVICE SCHEDULE RGA/RGS
BASIC MAINTENANCE
DATE OF SERVICE ___/___/___  MILEAGE:__________

EVERY 1200 MILES Back to top
ENGINE
________   CHECK AND CLEAN AIR FILTER
____/____   CAM CHAIN TENSION - CHECK SLIPPER TENSIONER
____/____  ENGINE OIL FILTER AND AIR FILTER
________  FUEL LINES & FILTER
________  CARB SYNC,IDLE SPEED
________  IGNITION TIMING AND GAP
________  PRIMARY CHAIN TENSION
________  GAP SPARK PLUGS
________   CHECK ENGINE & EXHAUST BOLTS
________  CHECK VALVE CLEARANCE
 
CYLINDER  1    2    3   SPEC mm/(in)
INTAKE  0.20 (.008)
EXHAUST  0 .25 (.010)
 ________   CHECK & CLEAN VALVE COVER GASKET

ELECTRICAL Back to top
________  CLEAN & CHARGE BATTERY
________  CHECK BULBS; BRAKE, TAILLIGHT, SIGNALS, HEADLIGHT & HORN

FRAME
________  CHECK BRAKE AND CLUTCH FLUID
________  CHECK BRAKE AND CLUTCH LEVER BACKLASH
________  CHECK BRAKE PADS
________  CHECK AND LUBE REAR SWINGARM BEARING
________  LUBE THROTTLE CABLES
________  CHECK AND ADJUST DRIVE CHAIN
________  TORQUE NUTS AND BOLTS

WHEELS AND TIRES Back to top
________  TIRE PRESSURE  32-35 PSI FRONT   35-38 PSI REAR
________  WHEEL ALIGNMENT
EVERY 2400 MILES or SIX MONTH + 1200 MILE Back to top
________  CHECK BRAKE PADS
________  CHECK OIL FILTER
________  CHECK SPARK PLUGS
________  CHECK TIRES / AIR PRESSURE
________  LUBE AND CHECK SWINGARM
________  REPLACE AIR FILTER
EVERY 4800 MILES or ANNUALLY + 2400 MILE
________  CHECK FUEL FILTERS
________  CHECK STEERING HEAD AND WHEEL BEARINGS
________  REPLACE SPARK PLUGS (BOSCH W4CC @.028")
BI-ANNUALLY 9600 MILES (I RECOMMEND ANNUALLY)
________  REPLACE FRONT FORK OIL
________  REPLACE BRAKE AND CLUTCH FLUID
EVERY 16,400 MILES  (PROBABLY 20 TO 25K)
________  REPLACE PRIMARY CHAIN

Got a set of copper exhaust gasket rings today from a motorcycle parts supplier. They are 35x42,7x4 mm and Made in Italy.Tried one on a stock OEM header pipe and it fits perfect.
Looking at the cross reference sheet in the store here's what I found:
Honda CB 450S, VT 600C, XL 600V '87-'99, NTV 650 Rev. '88-97, XRV 650, CBR 900 RR '92-99

Gerald Dibrell