Perkins 1103 / 1104 — Piston Height - Inspect
Maintenance · Pistons and Connecting Rods
For the Perkins 1103 / 1104, from the Perkins service manual.
Applies to: Perkins 1103, Perkins 1104, Perkins 1104 (1103 also covered) engine
Before you start
- The top of the piston should not be machined.
Procedure
- Use the dial gauge and dial gauge holder; zero on the cylinder block face.
- Rotate the crankshaft until the piston is at approximate top center.
- Position the dial gauge holder and dial gauge and slowly rotate the crankshaft to find the highest piston position.
- Record the dimension and compare with Specifications, Piston and Rings.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Piston height must be measured if crankshaft, cylinder head, connecting rod or piston pin bearing is replaced or remachined.
Full service-parts list: Perkins 1103 →, Perkins 1104 →
Source: Perkins 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.