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Pacemaker | 1⅞" Competition Headers | Holden HQ HJ HX HZ WB LS Engine Swap | PH5343 L/R

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Pacemaker | 1⅞" Competition Headers | Holden HQ HJ HX HZ WB LS Engine Swap | PH5343 L/R

Pacemaker | 1⅞" Competition Headers | Holden HQ HJ HX HZ WB LS Engine Swap | PH5343 L/R

Pacemaker 1⅞" Tuned Competition Headers - Holden HQ-WB LS Engine Swap - PH 5343 L/R

Convert your classic Holden HQ, HJ, HX, HZ, or WB to modern LS power with these premium Pacemaker Competition series headers. Specifically engineered for LS1 (Gen III), LS2, and LS3 (Gen IV) engine conversions, these headers feature a high-flow 4-into-1 design with large 1⅞" primary pipes. Designed for maximum performance, they are the perfect choice for high-horsepower street or competition builds, ensuring your LS swap breathes efficiently while maintaining essential clearances.

Features:

This product offers the following high-performance features:

  • TUNED Competition Design: Engineered pipe lengths maximize exhaust scavenging and flow for 5.7L, 6.0L, and 6.2L LS engines.
  • High-Flow Pipes: Large 1⅞" (48mm) primary pipes leading to a 3" (76mm) outlet, ideal for modified and high-output engines.
  • Conversion Ready: Tailored specifically for the HQ-WB chassis to accommodate modern LS engine geometry.
  • Full Accessory Compatibility: Designed to clear Power Steering and Air Conditioning systems for a comfortable, professional conversion.
Product Specifications for PH 5343 L/R
Feature Value Feature Value
Part # PH 5343 Gasket DSF 138
P/Steering Yes Primary Pipe 1⅞" (48mm)
Air Con Yes Secondary Pipe -
Oxy Sen Yes Outlet 3" (76mm)
Fitting Time 2 Hrs Design Tuned 4-into-1

Important Notes:

  • Engine Suitability: Fits LS1 (5.7L), LS2 (6.0L), and LS3 (6.2L) V8 engines.
  • Compatible with both Manual and Automatic transmissions.
  • Provisions for Oxygen Sensors are included for modern engine management integration.
  • Ideal for vehicles being upgraded for high-performance use or modified applications.

Important Information

  • The image shown may not reflect the actual product
  • Shipping times may vary depending on destination and stock availability

Vehicle Applications:

Vehicle Applications for PH 5343
Make Model From To Body Series Engine Variant Drivetrain
HOLDEN (LS ENGINE SWAP)
Holden Kingswood / Premier / Monaro / Statesman 1971 1984 Sedan / Ute / Wagon / Coupe / Statesman HQ-HJ-HX-HZ-WB 5.7L / 6.0L / 6.2L LS V8 Manual & Automatic RWD
Warranty Information
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.

$635.99
Pacemaker | 1⅞" Competition Headers | Holden HQ HJ HX HZ WB LS Engine Swap | PH5343 L/R
$635.99

Product Information

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Description

Pacemaker 1⅞" Tuned Competition Headers - Holden HQ-WB LS Engine Swap - PH 5343 L/R

Convert your classic Holden HQ, HJ, HX, HZ, or WB to modern LS power with these premium Pacemaker Competition series headers. Specifically engineered for LS1 (Gen III), LS2, and LS3 (Gen IV) engine conversions, these headers feature a high-flow 4-into-1 design with large 1⅞" primary pipes. Designed for maximum performance, they are the perfect choice for high-horsepower street or competition builds, ensuring your LS swap breathes efficiently while maintaining essential clearances.

Features:

This product offers the following high-performance features:

  • TUNED Competition Design: Engineered pipe lengths maximize exhaust scavenging and flow for 5.7L, 6.0L, and 6.2L LS engines.
  • High-Flow Pipes: Large 1⅞" (48mm) primary pipes leading to a 3" (76mm) outlet, ideal for modified and high-output engines.
  • Conversion Ready: Tailored specifically for the HQ-WB chassis to accommodate modern LS engine geometry.
  • Full Accessory Compatibility: Designed to clear Power Steering and Air Conditioning systems for a comfortable, professional conversion.
Product Specifications for PH 5343 L/R
Feature Value Feature Value
Part # PH 5343 Gasket DSF 138
P/Steering Yes Primary Pipe 1⅞" (48mm)
Air Con Yes Secondary Pipe -
Oxy Sen Yes Outlet 3" (76mm)
Fitting Time 2 Hrs Design Tuned 4-into-1

Important Notes:

  • Engine Suitability: Fits LS1 (5.7L), LS2 (6.0L), and LS3 (6.2L) V8 engines.
  • Compatible with both Manual and Automatic transmissions.
  • Provisions for Oxygen Sensors are included for modern engine management integration.
  • Ideal for vehicles being upgraded for high-performance use or modified applications.

Important Information

  • The image shown may not reflect the actual product
  • Shipping times may vary depending on destination and stock availability

Vehicle Applications:

Vehicle Applications for PH 5343
Make Model From To Body Series Engine Variant Drivetrain
HOLDEN (LS ENGINE SWAP)
Holden Kingswood / Premier / Monaro / Statesman 1971 1984 Sedan / Ute / Wagon / Coupe / Statesman HQ-HJ-HX-HZ-WB 5.7L / 6.0L / 6.2L LS V8 Manual & Automatic RWD
Warranty Information
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.

Pacemaker | 1⅞" Competition Headers | Holden HQ HJ HX HZ WB LS Engine Swap | PH5343 L/R | Exhaust Shop