---
title: "Jetting Vortex ROK GP Kart — App Overview"
url: https://marlvel.ai/intel-report/sports/jetting-vortex-rok-gp-kart
category: Sports
developer: Ballistic Solutions LLC
platforms: ios, android
rating: 4.3 (3 ratings)
pricing: paid
report_level: overview
generated: 2026-04-24
last_verified: "2026-04-24T06:52:13.771Z"
---

<!-- SECTION: Key Insight -->
> **Key Insight:** This app serves as a technical utility for precise carburetor calibration in Vortex ROK karting engines.

<!-- SECTION: Quick Facts -->
| Metric | Value |
|--------|-------|
| Category | Sports |
| Rating | 4.3 ★ (3) |
| Pricing | paid |
| Platforms | iOS, Android |
| Latest Version (iOS) | 1.9 |
| Latest Version (Android) | 5.0.0 |
| Developer | Ballistic Solutions LLC |

<!-- SECTION: Summary -->
## What is Jetting Vortex ROK GP Kart?

Jetting Vortex ROK GP Kart is a specialized tuning tool for Vortex ROK engine carburetors, including ROK MINI, GP JUNIOR, and GP SENIOR models. It calculates optimal jetting and spark plug configurations based on real-time atmospheric data such as temperature, humidity, and altitude. The app supports both automated weather data retrieval and manual input for offline use.

<!-- SECTION: Key Features -->
## Key Features

- **Automated Weather Integration**: Automatically retrieves local temperature, pressure, and humidity via internet or device barometer.
- **Dual Tuning Modes**: Offers 'By regulations' mode for specific racing standards and 'Freestyle' mode for custom configurations.
- **Comprehensive Configuration Data**: Provides specific recommendations for main jets, needle types, air screw positions, and spark plug gaps.
- **Offline Functionality**: Allows users to manually input weather data when GPS, WiFi, or internet connectivity is unavailable.

<!-- SECTION: Target Audience -->
## Who is it for?

Competitive karting mechanics and drivers using Dellorto VHSH 30 and PHBG 18 carburetors.

<!-- SECTION: Links -->
## Links

- [App Store](https://apps.apple.com/us/app/jetting-vortex-rok-gp-kart/id1540482954?uo=4)
- [Google Play](https://play.google.com/store/apps/details?id=com.apextiming.gpkart&hl=en&gl=us)
- [Full Intelligence Report](https://marlvel.ai/intel-report/sports/jetting-vortex-rok-gp-kart)

---
*This is an overview report. Sentiment analysis, competitive landscape, and SWOT analysis are available in the [full intelligence report](https://marlvel.ai/intel-report/sports/jetting-vortex-rok-gp-kart).*
*Generated by [Marlvel.ai](https://marlvel.ai) — Independent app intelligence.*