MAXPEEDINGRODS Y6CRS4 Connecting Rod Conrod 6PCS TR250 146.05MM

( Brand: Maxpeedingrods ), ( Manufacturer Part Number: Y6CRS4 ), ( Part Type: Rod ), ( Big End Diameter: 51.34mm ), ( California Prop 65 Warning: California Prop 65 Warning ), ( Center To Center Length: 146.05mm ), ( Fitment Type: Performance/custom ), ( Material: Forged 4340 Aircraft Chrome Moly Quality Steel ), ( Note: Instruction Included ), ( Notice: This Is Aftermarket Replcement Part ), ( Pin Type: Bronzed Bushing Floating Pin ), ( Quantity: 1 Set Of 6 Pieces ), ( Small End Diameter: 20.63mm ), ( Weight Tolerance: Balanced To / 1 Gram In Set )

Review MAXPEEDINGRODS 6pcs Connecting Rod Conrod Triumph Late Model 146.05mm fits TR5 GT6 TR6

The **Maxpeedingrods Y6CRS4 6-Piece Connecting Rod Set** represents a premium upgrade for Triumph s classic and modern performance engines, including the iconic **Triumph TR5, TR250 GT6, TR6**, and other high-performance variants featuring a **146.05mm crankshaft journal**. Designed with precision engineering and forged from high-grade **4340 chromoly steel**, these connecting rods deliver unmatched strength, durability, and reliability, making them an ideal choice for enthusiasts seeking to enhance power output, reduce weight, and improve engine longevity. Each rod in this set is meticulously **heat-treated and shot-peened** to optimize fatigue resistance, ensuring they can withstand the extreme stresses of high-revving applications, forced induction, or aggressive tuning scenarios. The **forged construction** eliminates the risk of cracking or warping under heavy loads, while the **optimized geometry** promotes smoother piston motion, reducing side loads on the bearings and minimizing friction for improved efficiency. Whether installed in a stock engine for a subtle yet meaningful performance boost or paired with a heavily modified setup, these rods provide a robust foundation for increased horsepower and torque. The **6-piece set** includes all necessary components two main rods, two big-end rods, and two wrist pins ensuring a complete and balanced upgrade. Built to Triumph s exacting standards, these connecting rods seamlessly integrate with stock or aftermarket pistons, crankshafts, and bearings, offering a straightforward yet transformative modification for those looking to push their engine s limits without compromising structural integrity. Perfect for both restoration projects and modern high-performance builds, the **Maxpeedingrods Y6CRS4** set embodies the perfect blend of heritage engineering and cutting-edge performance technology.

### **Pros and Cons of Buying Maxpeedingrods Y6CRS4 6-Piece Connecting Rod Set for Triumph TR5/TR250 GT6/TR6 (146.05mm)**

1. **Improved Engine Strength and Durability** The Y6CRS4 rods are forged from high-quality 4340 steel, which is stronger and more resistant to fatigue compared to stock rods. This can enhance the engine s lifespan, especially under high-performance conditions.

2. **Balanced Weight Distribution** The rods are precision-machined to maintain proper weight distribution, reducing vibration and improving overall engine smoothness. This is particularly beneficial for high-RPM applications.

3. **Compatibility with Stock and Modified Engines** These rods are designed specifically for the Triumph TR5/TR250 GT6/TR6 engines (with a 146.05mm crankshaft journal). They should fit without major modifications, though bolt pattern and bearing clearance must be verified.

4. **Enhanced Performance Potential** Forced induction (turbo/supercharger) or high-revving applications can benefit from the increased strength of these rods, allowing for more aggressive tuning without risking catastrophic failure.

5. **Aftermarket Support and Warranty** Maxpeedingrods is a reputable manufacturer with a track record in performance parts. Their rods come with a warranty, and they provide technical support for installation and compatibility.

6. **Potential for Increased Horsepower** By reducing the risk of rod failure, these rods allow for more aggressive tuning, including higher compression ratios, bigger carbs, or forced induction, which can boost power output.

7. **Long-Term Cost Savings** While the upfront cost is higher than stock rods, the improved durability may prevent costly engine damage from rod failure, saving money in the long run.

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1. **Higher Upfront Cost** These rods are significantly more expensive than stock rods, which may be a barrier for budget-conscious builders or restorers who only need basic reliability.

2. **Installation Complexity** Replacing connecting rods requires disassembling the engine, removing the crankshaft, and carefully aligning the rods. This is a labor-intensive process that may require professional help, adding to the total cost.

3. **Potential for Overkill on Stock Engines** If the engine is only being used for daily driving or light modifications, the stock rods may suffice without needing an upgrade. The Y6CRS4 rods are best suited for high-performance applications.

4. **Bearing Clearance and Oil Flow Considerations** The rods may require new bearings (often included in the kit) and careful attention to oil flow to prevent dry spots, especially in high-RPM applications. Improper installation could lead to premature wear.

5. **Limited Stock Availability** Aftermarket parts can sometimes have long lead times, and sourcing may be difficult depending on the region. Buyers should ensure the rods are in stock before committing.

6. **Risk of Installation Errors** If not installed correctly, even high-quality rods can fail. This requires mechanical skill or professional assistance, adding to the overall project cost.

7. **No Direct Power Gain** Unlike camshafts or exhaust systems, rods themselves do not directly increase power they primarily enhance reliability. Buyers must pair them with other performance upgrades to see meaningful gains.

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The **Maxpeedingrods Y6CRS4 6-piece connecting rod set** is a strong choice for Triumph TR5/TR250 GT6/TR6 engine builders who prioritize **long-term reliability, high-performance potential, and durability**, especially under aggressive tuning or forced induction. They are ideal for **race engines, high-RPM applications, or heavily modified street machines** where stock components may be insufficient.

However, for **stock or lightly modified engines used primarily for daily driving**, the cost and complexity may not justify the upgrade. In such cases, stock rods or a simpler aftermarket rod set (if available) could be a more practical choice.

If you are **planning significant modifications (turbo, supercharger, high-compression builds, or track use)**, these rods are a worthwhile investment to prevent catastrophic failure and maximize performance.

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- **Buy if:** You are building a **high-performance or race engine**, plan to run **forced induction, high compression, or aggressive tuning**, and want **maximum reliability**.

- **Avoid if:** You are doing a **basic restoration or stock engine build** with no plans for heavy modifications, as the cost and effort may not be justified.

- **Consider alternatives:** If budget is a concern, explore **lower-cost rod sets** (e.g., some aftermarket brands offer similar steel quality at a fraction of the price). Always verify **crankshaft compatibility** and **bearing clearance** before purchasing.

- **Pair with:** New **crankshaft bearings, oil pump upgrades, and proper lubrication** to ensure optimal performance and longevity.

For most **high-performance Triumph builds**, the Y6CRS4 rods are a **solid, high-quality choice** just ensure the installation is done correctly to avoid any issues.

Details:

Fast Shipping. 6pcs Connecting Rod Conrod For Triumph TR5 TR250 GT6 TR6 late model 146.05mm. To length : 146.05mm, Big end diameter: 51.34mm, Small 20.63mm, width : 22.8mm, 18mm. V Certification Con Rods, Type: Forged 4340 aircraft chrome moly quality steel for racing, H-beam Conrod Quantity: 6 Pieces as showing in picture, Bolts: Including ARP 2000 bolts, Note: Extra cost upgrading to L19 Bolts Size: 5/16 Tolerance: Balanced /- 1 gram set, Piston Bolt Hole: -4/1000mm, Power: 600hp 800PS per Strength of the fastening PSI: 220,000/230,000 PSI Torque: 48ft 65 NM, Top acceleration: 7000rpm, warranty: 2 years warranty any manufacturing defect.

Full physical. Telephone number. Guaranteed Fitment Always the correct part.

part #: y6crs4 prices

• $389.76-$599.99

specifications pistonrinro:

• for models: Tr5, Gt6, Tr6
• for makes: Triumph
• brand: Maxpeedingrods
• mpn: Y6crs4
• part type: Rod
• big end diameter: 51.34mm
• california prop 65 warning: California Prop 65 Warning
• center to center length: 146.05mm
• fitment type: Performance/custom
• material: Forged 4340 Aircraft Chrome Moly Quality Steel
• note: Instruction Included
• notice: This Is Aftermarket Replcement Part
• pin type: Bronzed Bushing Floating Pin
• quantity: 1 Set Of 6 Pieces
• small end diameter: 20.63mm
• weight tolerance: Balanced To / 1 Gram In Set

payments pistonrinro:

• credit card: Mastercard
• other
• wallet: Paypal

seller pistonrinro:

• city: Elk Grove Village, Illinois
• # reviews: 2722
• rating: 99.7%

general pistonrinro:

• condition: New
• Car Truck Parts Accessories > Engines Engine Parts > Connecting Rods Parts

offer pistonrinro:

• started: March 17, 2026
• quantity: 1
• availability: In Stock
• best offers: True
• sold: 0
• options: Ship-to-home

returns pistonrinro:

• policy: Returns Accepted
• time: 30 Days
• paid by: Seller

shipping pistonrinro:

• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery
• transit: 3-7 Days
• class: Standard
• carrier: FedEx
• type: Fixed

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