01
Real experience
We test before we recommend.
PRODUCT DESCRIPTION
Product details
Manley 14436-4 Pro Series I-Beam Turbo Tuff Forged Connecting Rods for Subaru WRX EJ205 STi EJ257, 2mm Longer
Forged from 4340 aircraft quality vacuum degassed steel
Shot peened after machining to military specifications and 100% individually magnafluxed
Specifically designed for high horsepower applications using turbos and/or nitrous
Bolts are 3/8" unless P/N 14427 which comes with 7/16" bolts
Max wheel horsepower rating for these rods is 1000+ HP on 4 cylinder engines, 1250+ HP on 6 cylinder engines, and 1500+ HP on 10 cylinder engines
Max wheel horsepower rating for the 300M rod is 2000+ HP
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Each reference designed for competition.
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We have spent years building cars, racing, and testing the exact same parts that we sell.
02
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