Brian Crower ProH2K Connecting Rods for Toyota 1JZ-GTE (BC6319)

When building a high-performance 1JZ, the connecting rods are one of the most critical components in determining how much boost, RPM, and cylinder pressure your engine can reliably withstand. The Brian Crower ProH2K Connecting Rods are engineered to provide exceptional strength and durability for serious street and motorsport applications.

Manufactured from aerospace-grade 4340 chromoly steel, each rod is CNC-machined, micropolished, and finish-honed to exact tolerances to ensure outstanding dimensional accuracy and long-term reliability. Equipped with ARP2000 fasteners and aluminum/silicon/bronze wrist pin bushings, this proven configuration delivers the clamping force and fatigue resistance required for high-horsepower builds.

Whether you're assembling a fully built 1JZ-GTE or preparing an engine for drift, drag, or circuit competition, these connecting rods provide the structural integrity needed to keep your bottom end stable under demanding conditions.

Trusted by professional engine builders and motorsport teams worldwide, Brian Crower connecting rods are a proven upgrade for pushing Toyota’s legendary 1JZ platform to the next level.

Carefully selected for builders who demand proven performance without compromise.

Why Upgrade Your Connecting Rods?

Compared to factory connecting rods:

✔ Significantly increased strength for high-horsepower applications
✔ ARP2000 fasteners for exceptional clamping force
✔ Precision-machined and finish-honed to exact tolerances
✔ Improved resistance to bending, stretching, and fatigue
✔ Trusted by professional engine builders worldwide

Key Features

✔ Genuine Brian Crower ProH2K connecting rod set
✔ Manufactured from aerospace-grade 4340 chromoly steel
✔ Equipped with ARP2000 rod bolts
✔ Standard Toyota journal configuration
✔ Aluminum/silicon/bronze wrist pin bushings included
✔ Suitable for street and motorsport builds

Technical Specifications

✔ Brand: Brian Crower
✔ Part Number: BC6319
✔ Product Type: Forged Connecting Rod Set
✔ Material: Aerospace-Grade 4340 Chromoly Steel
✔ Rod Bolts: ARP2000 Fasteners
✔ Journal Type: Standard Toyota Journal
✔ Center-to-Center Length: 4.931"
✔ Big End Bore: 2.167"
✔ Big End Width: 1.020"
✔ Pin End Bore: 0.866"
✔ Pin End Width: 1.000"
✔ Weight: 614 g per Rod
✔ Torque Specification: 50–55 ft-lbs (3/8")
✔ Engine Family: Toyota JZ-Series

Compatible Engines

✔ 1JZ-GTE

Shipping

🇪🇺 EU Delivery: 5–10 Business Days
🌍 International Delivery: 7–21 Business Days