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TIME-LIMITED SALE - on selected Tools & Accessories.
- Brand
- BMW
- Shape
- I-Beam
- Material
- High Tensile Steel 4340
- Length
- 140.72
- Small End
- 21.00
- Bolt Size
- 3/8"
- Application
- 4.0L M3 V8 S65
- Big End
- 56.00
- B.E Width
- 18.45
- Set Of
- 8
- Displacement
- 4.0L
- Pin Size
- 21.00
- Series
- -
- Engine
- 4.0L - S65B40, 4.0L S65B40
- Note
- Non-Tapered Pin End / Straight PE
BMW M3 V8 S65B40 HD Series Connecting Rods
ADDITIONAL FEATURES
- Connecting rods equipped with ARP L19 cap fasteners [rated to 260,000psi].
- AMPCO 18 bushings for excellent resistance to wear and fatigue.
- Bushings include radial groove for oil reservoir.
- Dowel sleeves for perfect fit and accurate re-assembling.
- Double ribbed cap for added strength and durability.
- Dual grooves in thrust face for weight reduction.
- I-Beam Shape for extra rigidity.
- Heavy Duty series (H.D) rods for High HP/Boost applications.
For a detailed illustration of the features click here
TECHNICAL FEATURES
- 2 piece forgings from high tensile steel 4340
- Shot Peening for improved fatigue life.
- Magnaflux Inspection guarantees the consistency of the forged material meets our high quality standard.
- Multi Stage Heat Treatment for maximum strength, dimensional stability, and fatigue life.
- CNC machining for superior tolerances as tight as 0.0002''
- Center to center is a maintained to .001? tolerance
- Finite Element Analysis FEA Computer generated stress analysis of con rods.
- Bend and twist is tightly controlled.
- Optimal balancing for weight matched sets ± 1gram.
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