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Nissan, RB Series, 121.00 mm Length, Connecting Rod Set

Your Price: $1,904.70

SKU: NI4783-827+

In Stock

Boostline Nissan RB Series Connecting Rod Set, 121.00 mm Length, 21.00 mm Pin, 48.00 mm Journal, 3/8 in. ARP 625+ Bolts, 4340 Steel, Patented Three-Pocket Design, Set of 6.

BoostLine connecting rods are designed and built for the stressful demands of high-powered, forced induction and nitrous engines. Proven in the lab and on the track in 1,500HP+ five and six-cylinder engines from the iconic 2JZ to EcoBoost 3.5Ls to Audi RS2s, BoostLine rods are forged from premium 4340 steel and utilize a patented, three-pocket design, maximizing strength while minimizing rotating weight. This revolutionary design dramatically improves each rods’ big-end stability under tensile loads and provides a 60% improvement in bending strength and 20% stress reduction in tension compared to H-beam designs, benefits crucial to durability in four-digit-horsepower engines. Each rod is equipped standard with industry leading ARP hardware and is subject to a 26-point, CMM inspection with all critical dimensions provided via an inspection card included with every set of rods. BoostLine connecting rods are the complete package for every performance build, from powerful projects to all-out race cars.

  • Purpose-Built For Boost High Boost and Nitrous Nissan RB26 Application
  • Forged From Ultra-Strong 4340 Steel
  • Patented Three-Pocket Design
  • Capable of 1500 HP
  • 3/8 x 1.600 in. ARP 625+ Custom Aged Fasteners
  • High Quality APMCO Bronze Pin Bushing
  • 26 Point Detailed CMM Inspection Report Included
SKU: NI4783-827+ Categories: ,

GTIN: 00193564024190

Rod Type



Forged 4340 Steel

Center To Center Length

121.00 MM

Average Gram Weight

579 GR

Pin End Bore

21.00 MM

Journal Size

48.00 MM

Main Bearing Bore Diameter

51.006 MM

Big End Width

21.77 MM

Wrist Pin Journal Bushing Width

21.77 MM

Bolt Part Number


Bolt Diameter

3/8 IN