Oleo-Mac 932C 931 932 Genuine Cylinder Block Only D.37mm for Efco 131 132S 30.1cc 1.2kw 12" Top Handle Chainsaws

Precision Engine Core: Restore Optimal Compression & Power Output with Genuine OEM Cylinder.

This genuine OEM Cylinder Block is designed for OLEO-MAC, Efco and compatible 30cc top handle pruning chainsaws. This critical engine component features a precise 37mm bore diameter and provides the essential combustion chamber foundation needed to restore engine compression, power output, and overall performance to factory specifications.

Product Highlights

🔧 Genuine OEM Cylinder: Manufactured to exact Emak 50030002R specifications with precision 37mm bore.

⚙️ Precision 37mm Bore: Exact D.37mm diameter ensures proper piston fit and optimal compression ratio.

🔥 High-Quality Construction: Made from durable materials with precision machining for consistent performance.

🛡️ Complete Cylinder Block: Includes all cylinder features, ports, and mounting points - piston and rings not included.

✅ Direct Fit Replacement: Guaranteed compatibility for Oleo-Mac 932C/931/932 and Efco 131/132S 30cc chainsaw models.

Product Specifications

Type: Genuine OEM Chainsaw Engine Component – Cylinder Block Only
OEM Part Number: Emak 50030002R
Compatibility: Oleo-Mac 932C, 931, 932; Efco 131, 132S
Engine Capacity: 30cc chainsaw models
Bore Diameter: D.37mm (37mm)
Material: High-quality aluminum alloy with precision-machined surface
Includes: Cylinder block only (piston, rings, wrist pin, and other internal components not included)

⚠️ Important Notice

Professional Installation Required for Engine Cylinder Replacement. Cylinder installation requires specialized tools, proper gasket installation, and precise torque specifications. Ensure proper cylinder alignment, correct gasket placement, and appropriate piston-to-cylinder clearance. Incorrect installation may cause compression loss, piston damage, or complete engine failure.

Typical Applications

Fits Models: OLEO-MAC 932C, 931, 932; EFCO 131, 132S and other compatible 30cc chainsaw units.

Primary Use: Cylinder replacement for 30cc chainsaws with cylinder damage, scoring, wear, or when rebuilding engines requiring new cylinder components.

Cross Reference

OEM Part #: Emak 50030002R (Oleo-Mac 932C/931/932, Efco 131/132S 30cc)

Package Contents

1 × Genuine Cylinder Block Only:

• 1 × Cylinder block with 37mm bore (part #50030002R)

• Does not include piston, rings, gaskets, or other engine components

⚠️ Notice

Verify your chainsaw's exact model, engine capacity (30cc), and cylinder specifications before ordering. This is a cylinder block only - additional components required for complete engine rebuild. Professional installation and proper break-in procedure are essential. Product images depict the exact item you will receive.

Tags: Oleo-Mac 932C, Oleo-Mac 931, Oleo-Mac 932, Efco 131, Efco 132S, cylinder block, 50030002R, 37mm bore, 30cc chainsaw, engine cylinder, genuine OEM