Briggs & Stratton — Install Pistons and Connecting Rods
Repair & overhaul · Pistons, rings and connecting rods
From a Briggs & Stratton service manual — check it applies to your exact model before use.
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Procedure
- Install connecting rod bearings with tang seated in notch in connecting rod and cap.
- Place vinyl tubing over each connecting rod screw to prevent thread damage.
- Rotate crankshaft so crankpin is at bottom of stroke; lubricate cylinder walls, piston, rings, bearings and crankpins.
- Using ring compressor Tool #19070, install piston and connecting rod assemblies with arrow on piston facing front.
- Install connecting rod cap with ID mark facing front; lubricate threads and torque nuts to 36.0 Nm (320 in. lbs.).
- Verify crankshaft rotates freely before proceeding to next cylinder.
Tools required
- Ring compressor Tool #19070 Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Source: Briggs & Stratton service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.