Description

High-RPM Engine Safety Device

Protect your Toyota Vitz’s engine from catastrophic failure during extreme use with a dedicated rocker arm stopper. This is a critical safety component for engines frequently operated at or beyond their factory rev limit, such as on race tracks or during aggressive driving where a missed shift (over-rev) can occur.

Product Highlights

• Prevents Catastrophic Engine Damage: Under extreme high-RPM conditions or a mechanical over-rev, the rocker arm’s pivot point (“fulcrum”) can dislodge, causing the rocker arm to fall out of position. This often leads to severe internal engine damage (e.g., bent valves, damaged pistons). The stopper is a physical barrier installed slightly above the rocker arm fulcrum to prevent it from jumping out, containing the failure and protecting the rest of the valvetrain and cylinder.

• Essential for Track & High-Performance Use: Highly recommended for engines that are frequently used at high RPMs, such as on circuits, during spirited driving, or in competition vehicles. It is considered a fundamental engine safety component in high-stress environments where the factory valvetrain limits are approached or exceeded.

• Targeted, Mechanical Solution: This is a straightforward mechanical brace designed for a specific, critical failure mode in the 1NZ-FE engine (and variants) found in the Vitz NCP91/131. It provides peace of mind for drivers pushing their vehicle’s performance envelope.

Technical Specifications & Application

• Product Name: [BLOOD SPORTS] Rocker Arm Stopper for Toyota Vitz NCP91/131

• Key Benefits: Prevents Rocker Arm Displacement, Protects Engine from Over-Rev Damage, Essential for High-RPM Use

• Application: Specifically for the Toyota Vitz (chassis codes NCP91, NCP131) with the 1NZ-family engine. Designed to address a known weak point in these engines under extreme stress.