HKS Fine Tune High-Performance Timing Belt | 4A-GE & 4A-GZE 16V (AE86, AW11, AE92)

HKS Fine Tune Timing Belt

For Toyota 4A-GE & 4A-GZE Engines | (AE86, AW11, AE92, AE101)

Overview

Protect your high-performance Toyota engine with the HKS Fine Tune Timing Belt, engineered specifically for 4A-GE and 4A-GZE applications. Designed using HKS motorsports experience, this upgraded timing belt delivers greater durability, improved tooth strength, and consistent belt tension under high-RPM and high-temperature operating conditions.

Unlike conventional timing belts that can weaken during the tooth-forming process, the HKS Fine Tune Timing Belt utilizes an advanced manufacturing method that maintains the strength and integrity of each belt tooth. Combined with high-strength H-NBR (Hydrogenated Nitrile Butadiene Rubber) construction, the belt provides exceptional resistance to heat, wear, and engine load.

Whether you're performing a factory timing belt service or building a high-horsepower street or track engine, the HKS Fine Tune Timing Belt offers the reliability and performance enthusiasts expect from HKS Japan.

Features

• Genuine HKS Fine Tune Timing Belt
  
• Designed for Toyota 4A-GE and 4A-GZE engines
• Advanced tooth molding process for increased belt strength
• High-strength H-NBR rubber construction
• Optimized belt tension during engine heat expansion
• Helps reduce belt deflection under high engine loads
• Excellent resistance to heat, oil, and wear
• Ideal for naturally aspirated and supercharged applications
• Manufactured by HKS Japan
• Direct replacement for the factory timing belt

Benefits

• Improves durability compared to conventional timing belts
• Provides stable valve timing under demanding driving conditions
• Reduces the likelihood of belt tooth deformation at high RPM
• Built to withstand increased engine temperatures
• Excellent choice for stock, modified, and competition engines
• Long-lasting construction for dependable engine reliability

Vehicle Fitment

Designed for Toyota vehicles equipped with 4A-GE and 4A-GZE 16-valve engines using a 113R19.1 timing belt.

Compatible Vehicles

• 1983–1987 Toyota Corolla Levin (AE86) – 4A-GE
• 1983–1987 Toyota Sprinter Trueno (AE86) – 4A-GE
• 1987–1991 Toyota Corolla Levin (AE92) – 4A-GE / 4A-GZE
• 1987–1991 Toyota Sprinter Trueno (AE92) – 4A-GE / 4A-GZE
• 1991–1995 Toyota Corolla Levin (AE101) – 4A-GZE
• 1991–1995 Toyota Sprinter Trueno (AE101) – 4A-GZE
• 1984–1986 Toyota MR2 (AW11) – 4A-GE
• 1986–1989 Toyota MR2 Supercharged (AW11) – 4A-GZE

Fitment Notes

• Fits 16-valve 4A-GE and 4A-GZE engines only.
• Belt Size: 113R19.1
  
• Verify engine and production year before ordering.
• Professional installation is recommended.
• Timing belt replacement should be performed according to Toyota service procedures.

Installation

• Direct replacement for the factory timing belt
• No modifications required
• Designed to maintain factory timing specifications
• Recommended during timing belt service or engine rebuilds

Recommended Upgrade: When replacing your timing belt, we strongly recommend upgrading your cam gears at the same time to save time and prevent extra labor down the road. Pair this part with the matching HKS Slide Adjustable Cam Gears for ultimate tuning precision and reliability.

Why Choose the HKS Fine Tune Timing Belt?

The HKS Fine Tune Timing Belt is engineered for enthusiasts who demand greater reliability from their engine. Developed using HKS racing technology, it features stronger belt tooth construction, premium H-NBR rubber, and improved resistance to heat and engine load. Whether you're maintaining a factory AE86 or building a supercharged 4A-GZE project, this timing belt delivers the durability and precision needed for long-term performance. HKS specifies this belt for multiple Toyota 4A-GE and 4A-GZE applications using the 113R19.1 belt size.