SL/XL-100 Specs.--1973
Std Plug---NGK-D8ESL---( .O24-.028 in)
Ign. Pnt. Gap--- .012---.016in
Ign. advance... "F"- 5 deg.BTDC
Max Advance...31--38deg BTCD @ 5600rpm.
Dwell Angle 90deg.
Condenser Capacity..0.21--0.26mfd
Valve Clearances (cold)--int.---0.002
exh.-0.002
Compression Press.---153--187psi--using kick starter
Valve Timing--Intake--opens 5deg btdc, closes 35deg abdc
Exh.----opens 30degbbdc, closes 5deg atdc
Front fork oil capacity (refill after draining)--135--145cc