All Spool Drag Pro Conrods come standard with 7/16 ARP 2000 Fasteners

Spool Drag Pro I Beam connecting rods are the ultimate high strength direct fit conrod for all Nissan RB25 engines.

New features:

• Upgraded ARP2000 7/16 bolts
• Increased strength to the beam
• Increased strength around the fasteners / bolts
• Increased strength around the gudgeon pin

These conrods are designed to handle the most extreme punishment from the angriest RB engines.

We have customers making over 1000 RWHP with Spool Conrods

These conrods feature:

• High tensile 4340 forged steel
• 2 Piece forging
• Hardness of HRC36-42
• Dowelled caps for precision alignment
• X-RAY & Sonic tested
• Quenching and heat treated
• Shot peened
• 100% Magnafluxed
• Weight Matched Sets + - 1 gram
• Vacuum degassed to remove impurities.
• Side oil squirters

ARP L19 bolt upgrade option available.

No bearings are included.