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Description
Pacemaker | Tri-Y Performance Headers | Holden HJ HX HZ Post E.G.R Red Motor 173-202 | PH5005 Kit HJ-HZPacemaker Tri Y Performance Headers Holden HJ HZ Red Motor (Post E. G. R) PH5005 Kit HJ HZ Enhance the performance of your classic Holden HJ, HX, or HZ with these premium Pacemaker Tri Y headers. Specifically designed for the 173 and 202 Red Motor straight six engines, these headers are engineered for "Post E. G. R" (Exhaust Gas Recirculation) compliance. The Tri Y design is perfected to provide a significant boost in low to mid range torque and
Pacemaker Tri-Y Performance Headers - Holden HJ-HZ Red Motor (Post E.G.R) - PH5005 Kit HJ-HZ
Enhance the performance of your classic Holden HJ, HX, or HZ with these premium Pacemaker Tri-Y headers. Specifically designed for the 173 and 202 Red Motor straight-six engines, these headers are engineered for "Post E.G.R" (Exhaust Gas Recirculation) compliance. The Tri-Y design is perfected to provide a significant boost in low-to-mid range torque and improved exhaust flow, making it an essential upgrade for both restored cruisers and workhorses alike.
Features:
This product offers the following high-performance features:
- Tri-Y Design: Optimized exhaust scavenging to deliver superior mid-range power and torque.
- E.G.R Compatible: Specifically manufactured to suit Post E.G.R Standard Red Motor 6-cylinder engines found in HJ through HZ models.
- High-Quality Construction: Features 1½" (38mm) primary pipes and 2" (51mm) secondary pipes leading to a 2¼" (57mm) outlet.
- Broad Component Clearance: Designed to clear Power Steering and various Air Conditioning units including Delco, Fridgidaire, and Sankyo.
Product Specifications for PH5005 Kit HJ-HZ
| Feature | Value | Feature | Value |
|---|---|---|---|
| Part # | PH 5005 | Gasket | DSF 2 |
| P/Steering | Yes | Primary Pipe | 1½" (38mm) |
| Air Con | Yes | Secondary Pipe | 2" (51mm) |
| E.G.R | Yes | Outlet | 2¼" (57mm) |
| Fitting Time | 1½ Hrs | Design | TRI-Y |
Important Notes:
- Air Conditioning: This system is compatible with Delco, Fridgidaire, and Sankyo air conditioner units.
- Transmission Warning: These headers will NOT fit vehicles equipped with Hydromatic or Powerglide automatic transmissions.
- Engine Type: Designed specifically for Post E.G.R Red Motor 6-cylinder variants (173 and 202).
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 | Kingswood / Belmont / Monaro | 1974 | 1980 | Sedan / Wagon / Ute / Panel Van | HJ, HX, HZ | Red Motor 173 / 202 | Manual & Auto | 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:
- 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
4.4 ★★★★★
Based on 1095 reviews
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Product Reviews
★★★★★ 5
A very comfortable shirt at a good price!
Size: Large, Color: Blue
Comes out very soft once washed!
I ordered this shirt when I saw it and was curious how stiff the material was. I was expecting something a bit more coarse since it was western wear, but was pleasantly surprised to find that once washed it became very soft. The shirt is also very light and airy, and allows the breeze through to cool you off.
I was also impressed with the quality of the shirt. All the stitching is tight and neat, and there were no threads hanging loose to catch on anything.
As far as sizing goes, it was exactly what they recommended based on measurements, and it fits great. The cut of the shirt is pretty nice also with a bit of a taper, and it looks really good on (according to my wife, anyway).
The shirt is versatile enough to wear out to dinner at the steakhouse, or to work in the yard.
Bottom line: The shirt is comfortable, fits well, is good for work or going out, and a great deal for the money!
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Reviewed in the United States on April 10, 2026
★★★★★ 4
Looked amazing… but not built for broader shoulders
Size: Small, Color: Blue, Size: Small, Color: Blue
I got this for my husband because he’s fully leaning into his cowboy era lately (new boots, new attitude, the whole thing), and I thought this shirt would seal the deal.
First impression—honestly impressed. The color is really nice and the embroidery detail looks great in person. It doesn’t feel cheap at all and definitely looks more high-end than expected.
For reference, he’s about 5’6”, 140 lbs with an athletic build. The shirt almost worked—it fit well through the body and could be fully buttoned, but the shoulders were just too tight. As soon as he moved his arms, it felt restrictive, like the seams were being pushed to their limit.
Which is a shame… because wow, he looked GOOD in this. And that’s coming from someone who doesn’t usually love this style.
I’d say this shirt runs better for slimmer or narrower builds. If you’ve got broader shoulders or any upper body muscle, you may want to size up or skip this one.
Overall, great quality and style, just not the right fit for an athletic frame.
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Reviewed in the United States on March 28, 2026
★★★★★ 5
A Western Shirt That Works as Hard as It Looks
Size: Medium, Color: Blue
A Western Shirt That Works as Hard as It Looks
This men's western shirt strikes a really solid balance between style and everyday wearability. The cotton-polyester blend fabric keeps things soft and breathable without feeling too heavy, and the exquisite floral embroidery on the turn down collar adds a level of detail that makes it look far more elevated than a basic button down. Whether you're heading to a country concert, a western-themed party, or just pairing it with jeans and cowboy boots on a casual day out, it fits the moment without trying too hard.
The versatility here is genuinely one of the stronger selling points. It works just as well at a rodeo or western-themed wedding as it does for everyday casual wear, and the timeless embroidered design means it won't feel dated after a season. Care is simple with machine or hand wash and hang to dry, so it's low maintenance for something that looks this put together. It also makes a thoughtful and practical gift for a husband, boyfriend, or father who appreciates a little western flair in their wardrobe. Just make sure to check the size chart carefully before ordering since sizing can vary with this style of shirt.
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Reviewed in the United States on April 6, 2026
★★★★★ 5
Well Made
Size: X-Large, Color: Navy Blue
When my husband put this shirt on, the women comment him on how he looks. I have to admit "He looks great in this attractive western shirt." The blue is a nice blue. He bought a black one, too and it is also very well made and nice looking. The sizing was perfect. It is wrinkle resistance, a great fabric thickness and comfortable. Definitely would buy him another if these ever wear out. It is a great value for the money.
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Reviewed in the United States on April 9, 2026
★★★★★ 5
Great Quality - Son loves it!
Size: Large, Color: Black
I ordered this beautiful Western shirt for my son for Christmas. He loves it so much he wears it once a week. The quality is excellent. The fabric is relatively thick, but not too thick - a nice, sturdy fabric. The embroidery is absolutely beautiful! It looks even better in person. The large fit him true to size, like all his other size large men's button up shirts. There are no loose threads or flaws in the stitching. It looks and feels expensive - well worth every penny of the $40 price. It has held up well in the wash. There has been no fading or shrinking. It is now March and it has been washed once a week since Christmas. (Please note - I don't put it in the dryer. I hang it to dry.) I highly recommend if you are looking for a fancy Western shirt.
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Reviewed in the United States on March 12, 2025