:hammer: :y: :y: Don't you just hate it when you know you have something.........somewhere
from River on Toymods who knows these things.
2T-G engine
Intake valve head diameter => 43mm (44.5mm from April 1973)
Exhaust valve head diameter => 37mm (38.5mm from April 1973)
and from Styler always a reliable technical source
220 - smaller valve, 248 cams, 9.8 or 9.2 compression, single springs
222 - big valve, 256 cams, 8.8 compression, single springs
260 - big valve, cams ??, 9.8 or 8.4 or 8.7 compression, double springs
261 - big valve, cams ??, 8.3 or 8.4 compression, double springs
262 - big valve, reinforced, 256 or 244 or 240 cams, double springs