ZRP Machined Crankshaft for Fiat 1.4L Abarth / T-Jet / Grande Punto, 84mm Stroke

The ZRP crankshaft for Fiat 1.4L Abarth / T-Jet / Grand Punto is manufactured from aerospace-grade 4340 solid steel, without compromising on material quality to ensure the best possible product. This crankshaft has been meticulously designed thanks to our extensive experience. It provides the best engine performance, and the production process includes rigorous inspections to ensure maximum quality and precise tolerances for a perfect fit. The Fiat Abarth crankshaft is fully balanced to an accuracy of 1 g·cm² / -0.1 using state-of-the-art Sunnen machinery, and includes a report with the balancing results. Please see the specific features for your application below.

Product features and design

Profiled solid counterweights for maximum durability and increased crankshaft momentum.
Straight oil holes for improved lubrication of connecting rod journals.
Chamfered oil holes.
Journal radius distributes load stress.
Tapered connecting rod journals for reduced weight.

ZRP crankshaft technical features

Full CNC machining.
Ion (plasma) nitriding process for hardening.

Multi-stage heat treatment.

Shot peening for stress relief.

100% Magnefluxing for a flawless surface finish.

Heat treatment for superior wear resistance.

Micro-polishing for extended bearing life.

Ultrasonically and X-ray tested to ensure a reliable final product.

Additional information

Engine No.

312A1, 198A

Application

1.4L T-Jet / MultiAir

Notes

Standard stroke

Weight

10,260 g

Stroke

84.00 mm

Main journal

48.00 mm

Conrod journal

42.00 mm

Weight

10,260 g

Crankshaft grade

4340 steel