---
product_id: 62966800
title: "S-34 Gearcase Pressure Tester, Black"
brand: "stevens instrument company"
price: "€ 335.04"
currency: EUR
in_stock: true
reviews_count: 8
category: "Stevens Instrument Company"
url: https://www.desertcart.sk/products/62966800-s-34-gearcase-pressure-tester-black
store_origin: SK
region: Slovakia
---

# Compact 18.25 x 6.75 x 5 in size Precision 3/8-16 vent plug thread Lightweight 2.3 lbs for easy handling S-34 Gearcase Pressure Tester, Black

**Brand:** stevens instrument company
**Price:** € 335.04
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the deal on your gearcase maintenance with precision pressure testing!

## Quick Answers

- **What is this?** S-34 Gearcase Pressure Tester, Black by stevens instrument company
- **How much does it cost?** € 335.04 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/62966800-s-34-gearcase-pressure-tester-black)

## Best For

- stevens instrument company enthusiasts

## Why This Product

- Trusted stevens instrument company brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Universal Fit:** Standard 3/8-16 vent plug thread ensures compatibility with most gearcases.
- • **Trusted by Pros:** Highly rated with 4.5 stars and proven reliability for long-term use.
- • **Durable & Portable:** Lightweight 2.3 lbs design makes it easy to carry and use on the go.
- • **Leak-proof Confidence:** Easily detect gearcase leaks with accurate pressure readings.
- • **DIY Maintenance Essential:** Perfect for outboard and sterndrive gearcase testing during lube ops or repairs.

## Overview

The S-34 Gearcase Pressure Tester by Stevens Instrument Company is a compact, lightweight tool designed for accurate pressure testing of outboard and sterndrive gearcases. Featuring a standard 3/8-16 vent plug thread, it helps detect leaks during lubrication or after repairs, ensuring your drives stay sealed and water-free. Trusted by DIYers and professionals alike, it offers reliable performance backed by strong customer reviews.

## Description

Pressure test outboard and sterndrive gearcases with the S-34. Tests should be made during lube operations and following gearcase repairs. Simply pressurize and observe gauge for any leakage. Fitted with standard 3/8-16 vent plug thread. "http://67.139.33.138/Attachments/attachments/images/logo/720275.jpg" alt="Stevens Instrument"

## Features

- Part number: S-34
- Package Weight: 1.043 kilograms
- Oem equivalent part number: STVS34
- Package Dimensions: 45.974 L x 13.208 H x 17.018 W (centimeters)

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B005GY9X7Q |
| Best Sellers Rank | #1,232,917 in Automotive ( See Top 100 in Automotive ) #203 in Pressure & Vacuum Testers |
| Brand | Stevens Instrument Company |
| Customer Reviews | 4.5 4.5 out of 5 stars (61) |
| Date First Available | August 11, 2011 |
| Item Weight | 2.3 pounds |
| Item model number | S-34 |
| Manufacturer | Stevens Instrument Company |
| Manufacturer Part Number | S-34 |
| National Stock Number | 4910-01-132-9147 |
| OEM Part Number | STVS34 |
| Product Dimensions | 18.25 x 6.75 x 5 inches |

## Images

![S-34 Gearcase Pressure Tester, Black - Image 1](https://m.media-amazon.com/images/I/61f2fulHAFL.jpg)
![S-34 Gearcase Pressure Tester, Black - Image 2](https://m.media-amazon.com/images/I/31E3ZzD9R+L.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***D on October 24, 2019*



### ⭐⭐⭐⭐⭐ Review
*by T***N on March 22, 2025*



### ⭐⭐⭐⭐⭐ Review
*by A***R on June 1, 2018*



## Frequently Bought Together

- Stevens Instrument Company S-34 Gearcase Pressure Tester, Black
- Lower Unit Adapters fit Most Major Brands Outboard Motor(3/8 inch Swivel/10mm/8mm) DOES NOT FIT VOLVO PENTA

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**Shop now:** [https://www.desertcart.sk/products/62966800-s-34-gearcase-pressure-tester-black](https://www.desertcart.sk/products/62966800-s-34-gearcase-pressure-tester-black)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-05-05*