Small Engine Specs

Specifications for small engines used on a variety of outdoor power equipment

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Briggs & Stratton Connecting Rod Torques

Model SeriesTypeConn. Rod Torque In. Lbs.
60000 L-Head Aluminum/Cast Sleeve Single Cylinder100
80000 L-Head Aluminum/Cast Sleeve Single Cylinder100
90000 L-Head Aluminum/Cast Sleeve Single Cylinder100
10A000 Thru 10M000 L-Head Aluminum/Cast Sleeve Single Cylinder100
110000 L-Head Aluminum/Cast Sleeve Single Cylinder100
120000 L-Head Aluminum/Cast Sleeve Single Cylinder100
130000 L-Head Aluminum/Cast Sleeve Single Cylinder100
170000 L-Head Aluminum/Cast Sleeve Single Cylinder165
171700 L-Head Aluminum/Cast Sleeve Single Cylinder165
190000 L-Head Aluminum/Cast Sleeve Single Cylinder185
191700 L-Head Aluminum/Cast Sleeve Single Cylinder185
220000, 250000 L-Head Aluminum/Cast Sleeve Single Cylinder185
280000 L-Head Aluminum/Cast Sleeve Single Cylinder* 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.
230000 L-Head Cast Iron Single Cylinder190
240000 L-Head Cast Iron Single Cylinder190
320000 L-Head Cast Iron Single Cylinder190
400000, 420000, 460000 L-Head Opposed Twin Cylinder190
50000 OHV Single Cylinder90
85400 OHV Single Cylinder90
97700, 99700 OHV Single Cylinder100
115400, 117400, 118400 OHV Single Cylinder90
120000 Horizontal ShaftOHV Single Cylinder100
120000 Vertical Shaft OHV Single Cylinder100
138400 OHV Single Cylinder90
185400 OHV Single Cylinder175
200000 OHV Single Cylinder100
210000 Horizontal ShaftOHV Single Cylinder100
210000 Vertical Shaft OHV Single Cylinder150
235400, 245400 OHV Single Cylinder175
280000 OHV Single Cylinder* 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.
310000 OHV Single Cylinder150
290000, 294000, 303000 OHV Twin Cylinder115
350000 OHV Twin Cylinder115
380000 OHV Twin Cylinder115
405000 OHV Twin Cylinder100
445000 OHV Twin Cylinder100
540000 OHV Twin Cylinder125