CBF150 57.3MM Standard Bore Aluminum Cylinder Block Kit Complete Engine Rebuild Assembly for 150CC 4T Bike

Core Product Parameter Table

Product Full Description (Independent Site Official Copy)

57.3MM Standard OEM Bore Cylinder Kit dedicated for Honda CBF150 4-stroke air-cooled 150cc motorcycles, a professional 1:1 original replacement solution for aging, worn-out, low-compression and faulty stock cylinders. Adopting factory-standard 57.3mm bore size and original engine parameter calibration, this cylinder assembly perfectly matches Honda CBF150, XR150, XR150L, CRF150F, KTT150 and WH150 series models, ensuring zero installation deviation, perfect sealing and consistent original engine performance after replacement.

This CBF150 cylinder kit is constructed with high-rigidity aviation-grade aluminum alloy body and thickened wear-resistant cast iron inner liner. The precisely optimized heat dissipation fin structure greatly improves air circulation and heat exchange efficiency, effectively solving engine overheating, power attenuation and cylinder scuffing during long-distance riding and high-load operation. Equipped with standard 14mm pin piston and matched precision piston rings, it maintains original factory compression ratio and airtightness, thoroughly repairs common engine faults such as oil burning, oil leakage, exhaust smoke, weak power and slow acceleration caused by long-term cylinder and piston wear.

This is a complete all-in-one engine rebuild kit with all essential installation accessories fully equipped, eliminating the trouble of purchasing separate parts. It supports direct plug-and-play bolt-on replacement without drilling, cutting or any modification, greatly reducing DIY maintenance difficulty and professional workshop repair costs. Every cylinder kit undergoes strict factory pressure testing, wear resistance inspection and quality screening, featuring stable performance, high temperature deformation resistance and long service life. It is the most cost-effective OEM replacement part for daily maintenance, fault repair and original performance recovery of Honda 150CC 4-stroke motorcycles.

Key Features & Advantages

• Exact 57.3mm OEM Standard Bore: Strictly manufactured according to original CBF150 engine standards, precise dimensional accuracy, fully consistent with stock parameters for perfect fit.
• Premium Wear-Resistant Structure: High-strength aluminum alloy body + thickened cast iron liner, high temperature resistant, anti-scuffing and anti-deformation for long-term stable operation.
• Efficient Heat Dissipation Design: Optimized dense fin layout accelerates air cooling, effectively prevents engine overheating and power loss under continuous riding and heavy loads.
• Complete Matching Accessories: Full set of dedicated 150cc parts including cylinder block, standard piston assembly and full sealing gaskets, one-stop engine overhaul solution.
• Original Engine Performance Restoration: Restores standard engine compression and airtightness, fixes oil burning and leakage issues, recovers original power output and fuel economy.
• Zero-Mod Easy Installation: Matches original mounting holes and pipeline positions completely, no modification required, friendly for personal DIY repair and professional maintenance.

Compatible Models List (SEO Supplementary Text)

Widely compatible with Honda 150CC 4-stroke air-cooled motorcycle models, including Honda CBF150, CBF150S, XR150, XR150L, XR150LEK, CRF150F, KTT150, WH150, SDH150 Series. This 57.3mm standard bore kit is dedicated for Honda CBF150 stock engine replacement. Please confirm your motorcycle model and engine bore size before purchasing to ensure accurate compatibility and avoid installation mismatch.