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Real experience
We test before we recommend.
PRODUCT DESCRIPTION
Manley 14422R6-4 Pro Series I-Beam Turbo Tuff 625+ Forged Connecting Rods for Mitsubishi Eclipse GST GSX Eagle Talon TSi 2.0 7 Bolt 4G63 4G63T Evolution VIII IX 4G63T (12mm longer)
Forged from 4340 aircraft quality vacuum degassed material
Shot peened after machining to military specifications and 100% individually magnafluxed
Specifically designed for high horsepower applications with turbos and/or nitrous
The bolts are 3/8", except for part number 14427, which comes with 7/16" bolts
The recommended horsepower at the wheel for these connecting rods in a 4-cylinder application is over 1000 hp, for a 6-cylinder application
the recommended horsepower at the wheel for the 300M connecting rod is over 1250 hp and for a 10-cylinder application
The recommended horsepower at the wheel for the 300M connecting rod is over 1200 hp Over 2000
Product available for order!










WHY THETUNERLAB
We have spent years building cars, racing, and testing the exact same parts that we sell.
01
We test before we recommend.
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We help you choose the right part.
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Only trusted manufacturers.
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Before and after the purchase.
+10 years
of passion for drifting
+30.000
available products
+5.000
satisfied customers
24/7
passion for motoring
Each product indicates compatible models in the product description. If you have any questions, you can contact us and we will help you choose your best option.
-If the product is in stock, the usual delivery time is 2 to 5 working days.
-If the product is out of stock, the delivery time is 7 to 15 working days.
All our products come with the manufacturer's official warranty and comply with current regulations.
Yes. We ship orders to Spain and most European countries using specialized transport agencies.
You can contact our team via WhatsApp, email, or our website's contact form.
Shipping costs depend on the type of product, its weight, dimensions, and the destination country. In most cases, the amount is calculated automatically during the checkout process before the order is finalized.
For some products, especially large items or those with special characteristics, shipping costs may require a manual review. If the amount shown does not match the actual shipping cost, we will contact you before processing the order to inform you of the final cost and request your confirmation before proceeding. We will never charge any additional fees without your authorization.