Skunk2 306-05-1190 Alpha Series H-Beam Connecting Rods for Honda D16/ZC Engine

Vehicle Fitment

• 1988-2000 Honda Civic (EX, Si, DX, HX; SOHC D16/Z6 engines)
• 1988-1991 Honda CRX (Si; SOHC D16 engine)
• 1993-1997 Honda del Sol (Si; SOHC D16/Z6 engines)

Features

• Alpha Series connecting rods forged from high-strength 4340 chromoly steel
• Straight H-beam design for optimal strength-to-weight ratio
• Precision CNC machining and balanced within ±1 g for smooth engine operation
• Dual oil passages at wrist pin ends for improved lubrication and cooling
• Bronze wrist pin bushings for enhanced wear resistance
• Shot-peened and FEA-analyzed for reduced fatigue and durability
• Includes high-quality ARP2000/Skunk2 rod bolts rated for high clamping loads
• Capable of handling 900+ hp with proper supporting modifications

Specifications

• Set of: 4 connecting rods
• Material: 4340 Chromoly steel
• Design: Straight H-beam
• Length (C-to-C): 138.63 mm
• Weight: ~510 g per rod (balanced)
• Rod Bolts: 3/8-inch ARP2000/Skunk2 included
• Compatible Pistons: Aftermarket/Vitara piston spec (may require minor modification)
• Finish: Precision machined and treated for strength

Included Components

• 4x Skunk2 Alpha Series Connecting Rods (306-05-1190)
• 4x ARP2000/Skunk2 3/8-inch rod bolts
• Installation hardware where required

Product Description

The Skunk2 306-05-1190 Alpha Series H-Beam Connecting Rods are a performance engine upgrade designed for Honda vehicles equipped with SOHC D16 and Z6 engines. Forged from premium 4340 chromoly steel and precision machined, these rods deliver exceptional strength and durability while remaining balanced for reliable high-rpm performance. The straight H-beam design enhances structural integrity and distributes stress efficiently, making them capable of supporting high-power builds.

Featuring dual oil passages for improved lubrication at the wrist pins, bronze bushings for wear resistance, and high-clamp ARP2000 rod bolts, this set supports aggressive tuning and high output. Balanced within ±1 gram for smoother engine operation and enhanced longevity, these rods are ideal for enthusiasts building high-performance naturally aspirated or turbocharged D-series engines.

Before installation, verify compatibility with your pistons and engine configuration; aftermarket or performance pistons (such as Vitara spec) are typically required and may need minor fitting adjustments. Proper installation and engine tuning are recommended to maximize performance gains and engine reliability.