This top-end gasket kit is a newly manufactured replacement set for Yamaha MX250 and YZ250 models, intended for engine rebuilds on 70-71.5 mm bore applications. It includes the head, base, intake and exhaust gaskets required to complete the top end, and is produced using modern materials and manufacturing methods for OEM-equivalent fit and performance.

Features

• Top-end engine rebuild gasket kit
• Includes head gasket
• Includes base gasket
• Includes intake gasket
• Includes exhaust gaskets
• OEM part numbers provided for fitment verification

Specifications

• VintCo Part Number: KTE039
• Product Type: Top-End Gasket Kit
• Bore Compatibility: 70-71.5 mm
• Item Category: Gaskets

Cross-Reference OEM Part Numbers

• Head Gasket: 434-11181-00-00
• Base Gasket: 364-11351-01-00
• Intake Gasket: 8Y7-13556-01-00
• Exhaust Gasket: 214-14613-09-00
• Exhaust Gasket: 248-14623-10-00

Vehicle Fitments

• 1975 Yamaha MX250
• 1976 Yamaha YZ250