MS3992_2004 50000 Engine Specifications Chart Ms3992

User Manual: 50000

Open the PDF directly: View PDF .
Page Count: 1

 

      

Torque Specifications Crankshaft Reject Size

Model

Series

Idle Speed Armature

Air Gap

Valve

Clearance

Intake

Valve

Clearance

Exhaust

Valve

Guide

Reject

Gage

Flywheel

Nut

Ft. Lbs.

Cylinder

Head

In. Lbs.

Conn. Rod

Torque

In. Lbs.

Crankcase

Cover/

Sump

In. Lbs.

Mag

Journal

Crankpin

Journal

PTO

Journal

Crankshaft

End Play

Main Bearing

Reject

Gage Or Reject

Dimension

Cylinder

Bore

Standard NOTES

L-HEAD ALUMINUM/CAST SLEEVE SINGLE CYLINDER

60000 1750 .006

.010

.005

.007

.007

.009

19122 55 140 100 90 .873 .870 .873 .002

.008

19166 2.374

2.375

80000 1750 .006

.010

.005

.007

.007

.009

19122 55 140 100 90 .873 .996 .873 .002

.008

19166 2.374

2.375

90000 1750 .006

.010

.005

.007

.007

.009

19122 55 140 100 90 .873 .996 .873 *.002

.030

19166 2.5615

2.5625

* Horizontal Crankshaft −

.002 − .010”

10A000 thru

10M000

None .006

.010

.005

.007

.007

.009

19122 55 140 100 90 .873 .872 .873 .002

.030

19166 2.5615

2.5625

110000 1750 .006

.010

.005

.007

.007

.009

19122 55 140 100 90 .873 .996 .873 .002

.008

19166 2.7802

2.7812

120000 1750 .006

.010

.005

.007

.007

.009

19122 55 140 100 90 .873 *.996

**1.097

1.060 .002

.030

19166 Mag.

19375 PTO

2.6875

2.6885

* Before 97011300

** After 97011200

130000 1750 .010

.014

.005

.007

.009

.011

19122 55 140 100 120 .873 .996 .998 *.002

.030

19166 Mag.

19178 PTO

2.5615

2.5625

* Horizontal Threaded

Crankshaft − .002 − .008”

170000 1750 .010

.014

.005

.007

.009

.011

19151 65 165 165 140 .997 1.090 1.179 *.002

.030

19178 2.999

3.000

* Horizontal Threaded

Crankshaft − .002 − .008”

171700 1750 .010

.014

.005

.007

.009

.011

19151 65 165 165 140 1.179 1.122 1.179 .002

.030

19178 2.999

3.000

190000 1750 .010

.014

.005

.007

.009

.011

19151 65 165 185 140 .997 1.122 1.179 *.002

.030

19178 2.999

3.000

* Horizontal Threaded

Crankshaft − .002 − .008”

191700 1750 .010

.014

.005

.007

.009

.011

19151 65 165 185 140 1.179 1.122 1.179 .002

.030

19178 2.999

3.000

220000

250000

1750 .010

.014

.005

.007

.009

.011

19151 65 165 185 140 1.376 1.247 1.376 .002

.030

19219 3.4365

3.4375

280000 1750 .010

.014

.005

.007

.009

.011

19151 85 185 *

**

Torque

Varies By

Type Of

Screw

See

Fig. 1

1.376 1.247 1.376 .002

.023

19219 3.4365

3.4375

* Both Rod Screws Same Size:

Torque to 185 In. Lbs.

** Torque Small Rod Screw First:

160 In. Lbs. Torque Large Rod

Screw Second: 260 In. Lbs.

L-HEAD CAST IRON SINGLE CYLINDER

230000 1200 .010

.014

.007

.009

.017

.019

19151 145 190 190 90 Mag

190 PTO

1.377 1.1844 1.377 .002

.008

1.382 2.999

3.000

240000 1200 .010

.014

.007

.009

.017

.019

19151 145 190 190 90 Mag

190 PTO

Ball 1.3094 Ball .002

.008

Ball 3.0615

3.0625

320000 1200 .010

.014

.007

.009

.017

.019

19151 145 190 190 90 Mag

190 PTO

Ball 1.3094 Ball .002

.008

Ball 3.5615

3.5625

L-HEAD OPPOSED TWIN CYLINDER

400000

420000

460000

1400 .010

.014

*004

.006

*.007

.009

19151 145 160 190 225 1.376 1.622 1.376 **.002

.026

19219 3.4365

3.4375

* Clearance With Valve Springs

Installed

** Horizontal Crankshaft −

.004 − .012”

OHV SINGLE CYLINDER

50000 1500 .012

.020

.004

.008

.004

.008

19382 35 250 90 90 Ball .904 Ball .002

.006

Ball 2.047

2.048

85400 1300 .012

.020

.002

.004

.002

.004

19382 45 220 90 175 Ball 1.023 Ball .001

.008

Ball 2.441

2.442

97700

99700

1500 .006

.012

.005

.007

.005

.007

19122 60 160 100 85 .873 1.122 1.060 .002

.034

19166 Mag.

19178 PTO

2.5615

2.5625

115400

117400

118400

1300 .012

.020

.002

.004

.002

.004

19382 45 220 90 175 Ball 1.1803 Ball .001

.008

Ball 2.677

2.678

120000

Horizontal

Shaft

1750 .010

.014

.004

.006

.009

.011

19122 60 210 100 110 .878 1.097 1.065 *.002

.033

19166 Mag.

19375 PTO

2.6875

2.6885

* Threaded Crankshaft: −

.002 − .009

120000

Vertical

Shaft

1750 .006

.014

.004

.006

.004

.006

19122 60 210 100 110 .878 1.097 .878 .002

.033

19166 Mag.

19375 PTO

2.6875

2.6885

138400 1300 .012

.020

.002

.004

.002

.004

19382 45 220 90 190 Ball 1.1793 Ball .001

.008

Ball 2.677

2.678

185400 1300 .012

.020

.002

.004

.002

.004

19382 60 300 175 175 Ball 1.3368 Ball .001

.008

Ball 3.1496

3.1504

200000 1750 .008

.012

.004

.006

.004

.006

19381 100 220 100 200 1.178 1.2465 1.178 *.002

.030

19380 3.119

3.120

* Threaded Crankshaft:−

.002 − .008

210000

Horizontal

Shaft

1750 .008

.012

.004

.006

.004

.006

19381 100 220 100 200 1.178 1.2465 1.178 *.002

.030

19380 3.299

3.300

* Threaded Crankshaft: −

.002 − .008

210000

Vertical

Shaft

1750 .008

.012

.004

.006

.004

.006

19381 100 220 150 180 1.376 1.497 1.623 .002

.023

19219 Mag.

1.629” PTO

3.4365

3.4375

235400,

245400

1300 .008

.012

.004

.006

.004

.006

19382 60 35 Ft. lbs. 175 175 Ball 1.4953 Ball .001

.008

Ball 3.1496

3.1504

280000 1750 .010

.014

.003

.005

.005

.007

19381 100 220 *

**

Torque

Varies By

Type Of

Screw

See

Fig.1

1.376 1.247 1.376 .002

.023

19219 3.4365

3.4375

* Both Rod Screws Same Size:

Torque to 185” Lbs.

** Torque Small Rod Screw First:

160 In. Lbs. Torque Large Rod

Screw Second: 260 In. Lbs.

310000 1750 .010

.014

.003

.005

.005

.007

19381 100 220 150 180 1.376 1.497 1.376 .002

.023

19219 3.562

3.563

OHV TWIN CYLINDER

290000,

294000

303000

*1100

**1400

.008

.012

.004

.006

.004

.006

19382 125 165 115 150 # 1.179

## 1.376

1.455 1.375 .003

.015

# 19380 Mag.

## 19219 Mag.

19380 PTO

2.677

2.678

* White Governed Idle Spring:

** Red Governed Idle Spring:

# Before 97050100

350000 *1100

**1400

.008

.012

.004

.006

.004

.006

19382 125 165 115 150 # 1.179

## 1.376

1.455 1.375 .003

.015

# 19380 Mag.

## 19219 Mag.

19380 PTO

2.835

2.836

# Before 97050100

## After 97043000

380000 *1100

**1400

.008

.012

.004

.006

.004

.006

19382 125 165 115 150 # 1.179

## 1.376

1.455 1.375 .003

.015

# 19380 Mag.

## 19219 Mag.

19380 PTO

2.9724

2.973

405000 1750 .008

.012

.004

.006

.004

.006

19381 150 220 100 200 1.376 1.4965 1.623 .002

.030

19219 Mag.

1.629” PTO

2.969

2.970

445000 1750 .008

.012

.004

.006

.004

.006

19381 150 220 100 200 1.376 1.4965 1.623 .002

.030

19219 Mag.

1.629” PTO

3.119

3.120

540000 1500 .008

.012

.004

.006

.004

.006

19381 150 30 Ft. Lbs. 125 200 1.7695 1.6525 1.7695 .002

.012

1.777 3.3655

3.3665

Fig. 1

Dog Point

Integral Washer

Thread Sealant

Loose Washer

SUMP SCREW TORQUE

140 in. lbs. 200 in. lbs.

FORM MS-3992-10/04 E 2004 BRIGGS & STRATTON CORPORATION PRINTED IN U.S.A.