SKU: 80620346807

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

Sale price$551.83 Regular price$613.14
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Ships within 48 hours · Estimated delivery Jul 13 - Jul 18

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Description

Pacemaker | 1⅞" Competition Headers | Holden HQ HJ HX HZ WB LS Engine Swap | PH5343 L/RPacemaker 1" 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 1" primary pipes. Designed for maximum performance, they are the perfect choice for high horsepower

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.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 80620346807

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DoubleM
Louisville, US
★★★★★ 1
No angle for correct throwing
Size: 1-pack, Size: 1-pack
This item does not work. It is about ) inches tall. It’s tiny to bend over and pick up the ball. Has no angel for the ball to throw accurately. Ball goes downward. Would not recommend
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Reviewed in the United States on June 30, 2024
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Michelle W.
Los Angeles, US
★★★★★ 5
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Size: 1-pack
Good travel size. Works well.
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Reviewed in the United States on August 24, 2025
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Brenda Linam
Carnegie, US
★★★★★ 5
well made
Size: 1-pack
great for weak shoulder to get it way out there
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Reviewed in the United States on January 6, 2025
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Melesio Bustamante
Battle Creek, US
★★★★★ 5
Favorite balls
Color: Multicolor, Size: 6 PACK
I never thought that my black lab mix could enjoy a ball more than the slightly larger silicon (sp) ones we have used for years. The sound has her ears up from the moment I pick one up. Please not, these are not indestructible. Throwing them away once they break open (for heavy chewers) is best.
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Reviewed in the United States on April 18, 2026
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TRT
Cuba, US
★★★★★ 5
Dog loves these
Color: Multicolor, Size: 6 PACK
Perfect balls for dogs who chew the squeaker out. These have the felt going over the plastic squeaker piece. Super bright colors and perfect size for medium and small dogs.
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Reviewed in the United States on May 21, 2026

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