Engine Specifications - Toro Prior LC1P65FA Service Manual

Engine Specifications

Part
Engine
Cylinder Head
Cylinder
Piston
Piston Pin
Piston Rings
Connecting Rod
Crankshaft
Valve
Valve Guides
Stem to Guide Clearance (Exhaust)
Valve Seat
Valve Spring
Camshaft
Crankcase Cover
Spark Plug
Ignition Coil
NOTE: The only internal parts available for this engine are gaskets and seals.
Item
Operating RPM
Warpage
Sleeve Taper / Out of Round
(Inside Diameter)
Skirt Outside Diameter
Cylinder Clearance
Piston Pin Bore Inside Diameter
Piston Pin Clearance
Outside Diameter
Ring To Groove (Top and Middle)
End Gap (Top and Middle)
Width (Top and Middle)
Width (Oil Ring)
Small End Inside Diameter
Big End Inside Diameter
Big End Oil Clearance
Big End Side Clearance
Crackpin Outside Diameter
Clearance (cold) (Intake)
Clearance (cold) (Exhaust)
Stem Diameter (Intake)
Stem Diameter (Exhaust)
Inside Diameter (Intake, Exhaust)
Stem to Guide Clearance (Intake)
Seat Width
Free Length
Height (Intake)
Height (Exhaust)
Journal (Bearing)
Camshaft Hole Diameter
Crankshaft Hole Diameter
Gap
Resistance (Primary)
Resistance (Secondary)
Gap to Flywheel
Standard
2900 – 3100 RPM
－
2.559" (65.0 mm)
2.558" (64.985 mm)
0.00059 - 0.00196" (0.015-0.05 mm)
0.5118" (13.002 mm)
0.00007- 0.0005" (0.002-0.014 mm)
0.5118" (13.0 mm)
0.00059 - 0.00177" (0.015-0.045 mm)
0.0078 - 0.0157" (0.2-0.4 mm)
0.059" (1.5 mm)
0.0984" (2.5 mm)
0.5125" (13.02 mm)
1.0244" (26.02 mm)
0.00157 - 0.00248" (0.04-0.063 mm)
0.00393 - 0.02755" (0.1-0.7 mm)
1.0228" (25.98 mm)
0.0039" (0.10 mm)
0.0059" (0.15 mm)
0.2157" (5.48 mm)
0.2141" (5.44 mm)
0.2165" (5.50 mm)
.00039" - 0.0013" (0.01-0.034 mm)
0.0019 - 0.0027" (0.05-0.070 mm)
0.0314" (0.8 mm)
1.2007" (30.5 mm)
1.0905" (27.7 mm)
1.0925" (27.75 mm)
0.5505" (13.984 mm)
0.5511" (14.0 mm)
1.0" (25.4 mm)
0.0275 - 0.0314" (0.7-0.8 mm)
1.1-1.6 Ω
10.5 KΩ +/- 15%
.01" (0.254 mm)
5
1
Service Limit
－
0.00393" (0.10 mm)
2.566" (65.165 mm)
2.553" (64.845 mm)
0.00472" (0.12 mm)
0.5137" (13.048 mm)
.00314" (0.08 mm)
0.51" (12.954 mm)
0.0059" (0.15 mm)
0.0393" (1.0 mm)
0.0539" (1.37 mm)
0.0933" (2.37 mm)
0.5145" (13.07 mm)
1.0263" (26.07 mm)
0.0047" (0.12 mm)
0.0433" (1.1 mm)
1.0204" (25.92 mm)
－
－
0.2093" (5.318 mm)
0.2076" (5.275 mm)
0.2193" (5.572 mm)
.00393" (0.10 mm)
0.0047" (0.12 mm)
0.0787" (2.0 mm)
1.1417" (29.0 mm)
1.0807" (27.45 mm)
1.0826" (27.50 mm)
0.5478" (13.916 mm)
0.553" (14.048 mm)
1.00472" (25.52 mm)
－
－
－
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