When a timing chain tensioner shoulder bolt or guide bolt fails, technicians are often faced with expensive repairs, significant downtime, and frustrated customers. The Davey™ PMXTCR500 Series provides two proven repair solutions designed to fit the repair strategy, budget, and vehicle requirements.

Whether you need a quick, economical repair or a complete best-practice solution, Davey™ gives professional technicians the tools and components needed to restore proper timing chain tensioner operation with confidence.

Built for automotive repair shops, fleet maintenance facilities, and professional technicians, both solutions are engineered to reduce downtime, improve repair efficiency, and help keep vehicles on the road.

Choose Your Repair Solution

TCR500ADP – Timing Chain Tensioner Adapter

A cost-effective repair solution designed to address timing chain tensioner shoulder bolt failures without the complexity of a complete timing chain repair.

Best For:

• Budget-conscious repairs
• High-mileage vehicles
• Quick turnaround jobs
• Fleet maintenance applications

Includes:

• Timing Chain Tensioner Adapter
• Compression Spacer
• Precision Washer

Key Benefits:

• Economical repair alternative
• Fast installation
• Reduces vehicle downtime
• Professional-grade components
• Restores proper tensioner operation

TCR500PRO – Complete Timing Chain Repair Kit

The comprehensive best-practice repair solution designed for long-term durability and reliability. This kit upgrades the OE 6mm shoulder bolt design to a stronger 8mm shoulder bolt configuration while providing all required tooling and components.

Best For:

• Permanent repairs
• Professional engine rebuilds
• Long-term vehicle ownership
• Shops focused on maximum reliability

Includes:

• ProPlate™
• ProDrill™ (SSSC266)
• ProBushing™ (PPB5266/5320)
• ProTap™ (PPT008125)
• 8mm Shoulder Bolt (TCR008125)

Key Benefits:

• Complete repair system
• Upgrades OE design
• Stronger 8mm shoulder bolt replacement
• Reduces repeat failures
• Professional-grade repair process
• Long-term reliability improvement

Features & Benefits

Direct Replacement Solution

Designed to address failed OE timing chain guide and shoulder bolt conditions.

Hex Head Design

Unlike traditional Allen-style fasteners, the replacement shoulder bolt features a technician-friendly hex head design for easier installation and future service.

High-Quality Steel Construction

Manufactured from durable, high-strength steel to withstand demanding engine environments.

Reduce Vehicle Downtime

Both repair options help technicians complete repairs efficiently and return vehicles to service faster.

Professional Shop Approved

Designed specifically for automotive repair facilities, fleet maintenance operations, and engine repair specialists.

Repair Your Way

Choose the repair level that best fits the vehicle, budget, and customer expectations.

Which Option Is Right For You?

Applications

Ideal for:

• Automotive Repair Shops
• Fleet Maintenance Facilities
• Mobile Service Technicians
• Engine Repair Specialists
• Dealership Service Departments

Why Choose Davey™?

Davey™ repair solutions are designed by technicians for technicians. Whether you need a quick, economical repair with the TCR500ADP or a complete best-practice solution with the TCR500PRO, you'll have the confidence of using professional-grade components engineered to solve common timing chain tensioner failures efficiently and reliably.

When a timing chain tensioner shoulder bolt or guide bolt fails, technicians are often faced with expensive repairs, significant downtime, and frustrated customers. The Davey™ PMXTCR500 Series provides two proven repair solutions designed to fit the repair strategy, budget, and vehicle requirements.

Whether you need a quick, economical repair or a complete best-practice solution, Davey™ gives professional technicians the tools and components needed to restore proper timing chain tensioner operation with confidence.

Built for automotive repair shops, fleet maintenance facilities, and professional technicians, both solutions are engineered to reduce downtime, improve repair efficiency, and help keep vehicles on the road.

Choose Your Repair Solution

TCR500ADP – Timing Chain Tensioner Adapter

A cost-effective repair solution designed to address timing chain tensioner shoulder bolt failures without the complexity of a complete timing chain repair.

Best For:

• Budget-conscious repairs
• High-mileage vehicles
• Quick turnaround jobs
• Fleet maintenance applications

Includes:

• Timing Chain Tensioner Adapter
• Compression Spacer
• Precision Washer

Key Benefits:

• Economical repair alternative
• Fast installation
• Reduces vehicle downtime
• Professional-grade components
• Restores proper tensioner operation

TCR500PRO – Complete Timing Chain Repair Kit

The comprehensive best-practice repair solution designed for long-term durability and reliability. This kit upgrades the OE 6mm shoulder bolt design to a stronger 8mm shoulder bolt configuration while providing all required tooling and components.

Best For:

• Permanent repairs
• Professional engine rebuilds
• Long-term vehicle ownership
• Shops focused on maximum reliability

Includes:

• ProPlate™
• ProDrill™ (SSSC266)
• ProBushing™ (PPB5266/5320)
• ProTap™ (PPT008125)
• 8mm Shoulder Bolt (TCR008125)

Key Benefits:

• Complete repair system
• Upgrades OE design
• Stronger 8mm shoulder bolt replacement
• Reduces repeat failures
• Professional-grade repair process
• Long-term reliability improvement

Features & Benefits

Direct Replacement Solution

Designed to address failed OE timing chain guide and shoulder bolt conditions.

Hex Head Design

Unlike traditional Allen-style fasteners, the replacement shoulder bolt features a technician-friendly hex head design for easier installation and future service.

High-Quality Steel Construction

Manufactured from durable, high-strength steel to withstand demanding engine environments.

Reduce Vehicle Downtime

Both repair options help technicians complete repairs efficiently and return vehicles to service faster.

Professional Shop Approved

Designed specifically for automotive repair facilities, fleet maintenance operations, and engine repair specialists.

Repair Your Way

Choose the repair level that best fits the vehicle, budget, and customer expectations.

Which Option Is Right For You?

Applications

Ideal for:

• Automotive Repair Shops
• Fleet Maintenance Facilities
• Mobile Service Technicians
• Engine Repair Specialists
• Dealership Service Departments

Why Choose Davey™?

Davey™ repair solutions are designed by technicians for technicians. Whether you need a quick, economical repair with the TCR500ADP or a complete best-practice solution with the TCR500PRO, you'll have the confidence of using professional-grade components engineered to solve common timing chain tensioner failures efficiently and reliably.