Manley Performance H-Plus Forged Connecting Rods - 2002-2005 Subaru WRX / 2004-2021 STI
Manley Performance H-Plus Forged Connecting Rods - 2002-2005 Subaru WRX / 2004-2021 STI
Manley Performance
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Every product is sourced from authorized manufacturers or distributors. If something isn’t right with fitment or condition, we’ll work with you to resolve it fairly.
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JUST PARTS THAT WORK.
Let’s finish that car.
PRODUCT DETAILS
RallySport Direct proudly carries some of the strongest engine components for your next rebuild brought to you by Manley.
The Manley Performance H-Plus Forged Connecting Rods has been designed to sustain the stress and abuse associated with high-horsepower and high-boost applications, as well as strenuous race use where the engine will stay in the upper RPM range. These connecting rods have been forged using 4340 steel construction, and they have been rated up to 750 HP. The H-Plug Forged Connecting Rods will come with the ARP 2000 rod studs to properly secure the rods to your crank.
DETAILS:
- Forged 4340 steel construction
- H-beam connecting rod type
- Center-to-center length: 5.137"
- Big end width: 0.840"
- Pin end bore diameter: 0.906"
- Pin end width: 0.840"
- ARP 2000 connecting rod hardware
- Weight: 565g
- Weight matched set
- Rated to 750 HP
- Sold as a complete set of connecting rods
WHY WE CARRY THIS
We only list parts we’d run ourselves or recommend to a friend building a real car. If it feels vague, unverified, or inconsistent, it doesn’t make the cut.
- Fitment-first mindset — no “universal” roulette
- Brand reputation matters — we favor proven manufacturing
- Support that actually responds with real answers
WHAT TO EXPECT
This is the clean path: correct fitment, clean install, and results that match the intent.
- Install-ready experience with correct mounting where provided
- Finish that holds up to real driving, not just photos
- Selections on this page drive the exact fitment shipped
TRUST, BUILT INTO THE PROCESS.
Anyone can list parts. We curate what belongs on a serious build. Our goal is simple: fewer surprises, cleaner installs, and confidence when you hit “Buy.”
Fitment checked
We prioritize vehicle-specific listings and clear selection logic so you’re not gambling on compatibility.
Brand discipline
Proven manufacturing and consistent quality matter more than hype. We bias toward what actually holds up.
Real support
If you have a question, you’ll get a human answer that helps you finish the build — not a copy-paste shrug.
RallySport Direct proudly carries some of the strongest engine components for your next rebuild brought to you by Manley.
The Manley Performance H-Plus Forged Connecting Rods has been designed to sustain the stress and abuse associated with high-horsepower and high-boost applications, as well as strenuous race use where the engine will stay in the upper RPM range. These connecting rods have been forged using 4340 steel construction, and they have been rated up to 750 HP. The H-Plug Forged Connecting Rods will come with the ARP 2000 rod studs to properly secure the rods to your crank.
DETAILS:
- Forged 4340 steel construction
- H-beam connecting rod type
- Center-to-center length: 5.137"
- Big end width: 0.840"
- Pin end bore diameter: 0.906"
- Pin end width: 0.840"
- ARP 2000 connecting rod hardware
- Weight: 565g
- Weight matched set
- Rated to 750 HP
- Sold as a complete set of connecting rods
