Pacemaker | Tri-Y Competition Headers | Holden VB-VK Commodore 253-308 V8 | PH 5020 L/R
Pacemaker Tri-Y Competition Headers - Holden VB-VK Commodore 253-308 V8 - PH 5020 L/R
Unlock the classic V8 rumble and improved performance of your early Commodore with these Pacemaker Tri-Y Competition headers. Specifically designed for the Holden VB, VC, VH, and VK series fitted with the 253 or 308 V8 motors, these headers are engineered to maximize exhaust scavenging and mid-range torque. Whether you're restoring a classic or building a street performer, these headers provide the perfect balance of fitment and flow.
Features:
This product offers the following performance features:
- Tri-Y Design: Engineered to optimize low-to-mid range torque, making it ideal for street-driven V8 Commodores.
- High-Quality Construction: Mandrel-bent tubing ensures consistent flow and a precision fit within the engine bay.
- Starter Motor Clearance: Designed to fit with High-Torque starter motors for reliable operation.
- Versatile Fitment: Compatible with both Manual and Automatic transmissions, as well as power steering and air conditioning systems.
| Feature | Value | Feature | Value |
|---|---|---|---|
| Part # | PH 5020 | Gasket | DSF 9A |
| P/Steering | Yes | Primary Pipe | 1⅝" (41mm) |
| Air Con | Yes | Secondary Pipe | 2" (51mm) |
| Oxy Sen | N/A | Outlet | 2¼" (57mm) |
| E.G.R | N/A | Y Branch | N/A |
| Fitting Time | 2½ Hrs | Design | Tri-Y |
Important Notes:
- Will fit with HI-torque starter motors.
- Compatible with both Manual and Automatic transmissions.
- Designed for early Holden 253 and 308 V8 engines.
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HOLDEN | ||||||||
| Holden | Commodore / Calais | 1978 | 1985 | Sedan / Wagon | VB, VC, VH, VK | 253, 308 V8 | Manual & Auto | RWD |
| Product | Warranty Period |
|---|---|
| Pacemaker Headers | Two (2) years. |
| Pacemaker King Brown 4x4 Exhaust systems | Five (5) years. |
| Pacemaker Sports exhaust systems | Five (5) years. |
| Fabrication products and accessories | One (1) year. |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Product Information
Product Information
Shipping & Returns
Shipping & Returns

Pacemaker | Tri-Y Competition Headers | Holden VB-VK Commodore 253-308 V8 | PH 5020 L/R
Pacemaker | Tri-Y Competition Headers | Holden VB-VK Commodore 253-308 V8 | PH 5020 L/R
Pacemaker Tri-Y Competition Headers - Holden VB-VK Commodore 253-308 V8 - PH 5020 L/R
Unlock the classic V8 rumble and improved performance of your early Commodore with these Pacemaker Tri-Y Competition headers. Specifically designed for the Holden VB, VC, VH, and VK series fitted with the 253 or 308 V8 motors, these headers are engineered to maximize exhaust scavenging and mid-range torque. Whether you're restoring a classic or building a street performer, these headers provide the perfect balance of fitment and flow.
Features:
This product offers the following performance features:
- Tri-Y Design: Engineered to optimize low-to-mid range torque, making it ideal for street-driven V8 Commodores.
- High-Quality Construction: Mandrel-bent tubing ensures consistent flow and a precision fit within the engine bay.
- Starter Motor Clearance: Designed to fit with High-Torque starter motors for reliable operation.
- Versatile Fitment: Compatible with both Manual and Automatic transmissions, as well as power steering and air conditioning systems.
| Feature | Value | Feature | Value |
|---|---|---|---|
| Part # | PH 5020 | Gasket | DSF 9A |
| P/Steering | Yes | Primary Pipe | 1⅝" (41mm) |
| Air Con | Yes | Secondary Pipe | 2" (51mm) |
| Oxy Sen | N/A | Outlet | 2¼" (57mm) |
| E.G.R | N/A | Y Branch | N/A |
| Fitting Time | 2½ Hrs | Design | Tri-Y |
Important Notes:
- Will fit with HI-torque starter motors.
- Compatible with both Manual and Automatic transmissions.
- Designed for early Holden 253 and 308 V8 engines.
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HOLDEN | ||||||||
| Holden | Commodore / Calais | 1978 | 1985 | Sedan / Wagon | VB, VC, VH, VK | 253, 308 V8 | Manual & Auto | RWD |
| Product | Warranty Period |
|---|---|
| Pacemaker Headers | Two (2) years. |
| Pacemaker King Brown 4x4 Exhaust systems | Five (5) years. |
| Pacemaker Sports exhaust systems | Five (5) years. |
| Fabrication products and accessories | One (1) year. |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Pacemaker Tri-Y Competition Headers - Holden VB-VK Commodore 253-308 V8 - PH 5020 L/R
Unlock the classic V8 rumble and improved performance of your early Commodore with these Pacemaker Tri-Y Competition headers. Specifically designed for the Holden VB, VC, VH, and VK series fitted with the 253 or 308 V8 motors, these headers are engineered to maximize exhaust scavenging and mid-range torque. Whether you're restoring a classic or building a street performer, these headers provide the perfect balance of fitment and flow.
Features:
This product offers the following performance features:
- Tri-Y Design: Engineered to optimize low-to-mid range torque, making it ideal for street-driven V8 Commodores.
- High-Quality Construction: Mandrel-bent tubing ensures consistent flow and a precision fit within the engine bay.
- Starter Motor Clearance: Designed to fit with High-Torque starter motors for reliable operation.
- Versatile Fitment: Compatible with both Manual and Automatic transmissions, as well as power steering and air conditioning systems.
| Feature | Value | Feature | Value |
|---|---|---|---|
| Part # | PH 5020 | Gasket | DSF 9A |
| P/Steering | Yes | Primary Pipe | 1⅝" (41mm) |
| Air Con | Yes | Secondary Pipe | 2" (51mm) |
| Oxy Sen | N/A | Outlet | 2¼" (57mm) |
| E.G.R | N/A | Y Branch | N/A |
| Fitting Time | 2½ Hrs | Design | Tri-Y |
Important Notes:
- Will fit with HI-torque starter motors.
- Compatible with both Manual and Automatic transmissions.
- Designed for early Holden 253 and 308 V8 engines.
Important Information
- The image shown may not reflect the actual product
- Shipping times may vary depending on destination and stock availability
Vehicle Applications:
| Make | Model | From | To | Body | Series | Engine | Variant | Drivetrain |
|---|---|---|---|---|---|---|---|---|
| HOLDEN | ||||||||
| Holden | Commodore / Calais | 1978 | 1985 | Sedan / Wagon | VB, VC, VH, VK | 253, 308 V8 | Manual & Auto | RWD |
| Product | Warranty Period |
|---|---|
| Pacemaker Headers | Two (2) years. |
| Pacemaker King Brown 4x4 Exhaust systems | Five (5) years. |
| Pacemaker Sports exhaust systems | Five (5) years. |
| Fabrication products and accessories | One (1) year. |
Payment & Security:
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.











