Toyota 1JZ Drag Pro I Beam con rods with 7/16 Bolts
All Drag Pro Con rods come standard with 7/16 ARP 2000 Fasteners

Spool Drag Pro I Beam connecting rods are the ultimate high strength direct fit con rod for all Toyota 1JZ engines. With new features like:

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

These con rods are designed to handle the most extreme punishment from the angriest RB engines. 
We have customers making over 1000 RWHP with these Conrods


These con rods 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.
ARP2000 7/16 fasteners
Side oil squirters

Upgraded bolt option - L19 7/16