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Manley H-Beam Connecting Rods 1.8l Mazda Miata Protege 323 14011-4

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For the budget conscious enthusiast, we also offer our very high quality, yet economical, H-Beam design connecting rods. These are also manufactured from 4340 alloy forgings. They are fully machined, heat treated, stress relieved, shot peened, and magnafluxed. They also are built standard with 3/8" ARP 2000 bolts.

All Manley connecting rod sets, are weight matched to ± 1.5 grams, big and small end bores are final honed to a tolerance of ± .0002", critical bend and twist attributes are held to a minimum, and exacting attention is paid to every detail by our final inspection department; thus rendering a finished product that is second to none .

Part # 14011-4


Mazda Miata 1.8 L engine

Weight: 533g
Big End Width: .860"
Center-to-Center: 5.233"
Pin Bore: .7881"
Pin Diameter: .787" (20mm )
Big End Bore: 1.890"

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