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Real experience
We test before we recommend.
PRODUCT DESCRIPTION
Manley 15029-4 H-Tuff Forged Connecting Rods for Mitsubishi EVO X 4B11T (2008 and up)
Manufactured from 4340 aircraft quality steel forgings
Heat treated, stress relieved, shot peened, and 100% magnafluxed individually
Weight matched sets + 1.5 grams
Cap screws are 3/8" ARP 2000 for the H-Tuff and 3/8" ARP Custom Age 625+ for the H-Tuff Plus
Maximum flywheel horsepower for these connecting rods in a 4-cylinder application is 750 HP with ARP 2000 bolts
and 950 HP with ARP 625+ bolts. In a 6-cylinder application, the maximum horsepower is 1000 HP with ARP 2000 bolts
and 1200 HP with ARP 625+ bolts. H-Tuff Series
• Bridges the gap between our standard, tried-and-true H-Beam rods,
and the top-of-the-line, best-of-the-best Turbo Tuff® rods
series
• The H-Tuff series offers a stronger rod with an increased safety margin to handle
higher boost and horsepower levels, at only a slight premium
over the standard H-Beam rods.
• The H-Tuff series design incorporates a wider beam and increased cross-sectional thickness in critical areas.
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.
03
Only trusted manufacturers.
04
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.