FASTENER TORQUE VALUES

 

 

 

CROSS PATTERN LOCKING ORDER ON CRANKCASE

ENGINE CRANKSHAFT

– bearing seat diameter on new engine

– replace when size is lower than 0.03mm vs. original

 

 

MAX ALLOWED OVALIZATION ON CONROD

Max. allowed ovalization between A and B on new conrod: 0.002mm

Max. allowed ovalization between A and B on used conrod: 0.01mm

 

 

 

MATCHING THE PISTON

ATTENTION:  play between piston and liner must be:  0.11 / 0.12mm.

If play is higher than 0.14mm. Replace piston.

Pistons are measured at 17.5mm from bottom.

Size of the liner to be matched with piston is marked on top of piston with a green or red dot or with letter V (green) or R (red).

If the size on piston top is marked with :

• a green dot or with letter V: add 0.01mm to size marked on the piston to match the liner size .
• a red dot or with letter R: add 0.02mm to size marked on the piston to match the liner size.

 

OVERHAUL TOOL LIST

SPECIFIC TOOLS AVAILABLE AT IAME

DESCRIPTION	P.N.
PISTON FITTING	10271
CLUTCH LOCKING WRENCH	10270
CLUTCH DISSASSEMBLY TOOL	B-55614-C
PISTON PIN FITTING	10200
PISTON CIRCLIP ASSEMBLY TOOL	10120
CRANKSHAFT ASSEMBLY KIT it includes: – crankpin bush	10110-C 10150
KIT CRANKSHAFT DISASSEMBLY KIT it includes: Crankshaft plate Crankshaft support Crankpin pusher crankshaft insert	10100-C2 10104 10100 10107 10106
TIMING CHECK TOOL VOLUMETER	10192 10277
SPECIFIC TOOLS – DRAWINGS ONLY – Draw. S725/1
ENGINE FIXING TOOL
BEARING DISASSEMBLY TOOL
BEARING ASSEMBLY TOOL
CIRCLIP ASSEMBLY TOOL
STANDARD TOOLS
ALLEN WRENCH		4mm
ALLEN WRENCH		5mm
HEXAGON RING WRENCH		13mm
12 POINT WRENCH 12 POINT WRENCH		10mm 13mm
12 POINT WRENCH		17mm
12 POINT WRENCH		19mm
HEXAGON RING WRENCH		24mm
SPARKPLUG WRENCH		20.8mm
SCREWDRIVER WITH ROUNDED EDGES
PLASTIC MALLET SOCKET TYPE-DYNAMOMETRIC		13mm/10mm
– 5 MeT PRESS

 

 

 

Tooling Blueprints