Engineering Tool
Find Your Perfect
Surface Drive
Input your vessel specifications. Our algorithm matches the optimal TSD drive model in seconds — then connect with our engineers for a formal proposal.
30+ Countries Installed
150+ Clients Worldwide
13 Standard Models
60HP – 1,500HP Range
Free Engineering Consultation
Step 01 / 03
Tell us about your vessel
Vessel Length *
Overall length in metres
Full Load Displacement *
Total weight in tonnes (fully loaded)
Target Speed *
Required top speed in knots
Operating Environment
Hull Type *
Deep-V Planing
C=180 · Sport fishing, patrol, offshore
Modified V / Semi-V
C=190 · Workboats, coastal patrol
Flat-Bottom
C=200 · River patrol, landing craft
Catamaran
C=195 · Fast ferry, patrol cat
Step / Race Hull
C=172 · Performance racing
Step 02 / 03
Engine & drivetrain data
Number of Engines
Engine Type
Engine Max RPM
Rated full-throttle RPM
Gear Ratio
Gearbox reduction ratio
Known Engine HP (optional — leave blank to calculate)
If entered, overrides the power calculation and uses this value directly
Step 03 / 03
Vessel application & priority
Primary Application
Naval / Patrol
Coast guard, customs, military
Sport Fishing
Offshore, charter fishing
Commercial
Ferry, transport, workboat
Search & Rescue
SAR, emergency response
Racing
Offshore racing, performance
Luxury Yacht
High-speed performance yacht
Performance Priority
⚡ Speed + Efficiency
Balanced for commercial ops
🚀 Maximum Speed
Highest top speed priority
🌊 Shallow Draft
River / coastal ops
🛡️ Reliability
Naval / government grade
Engineering Report
Your propulsion match
Configuration is within optimal surface drive operating parameters.
Recommended TSD Model
--
-- Series
--
Total Power Required
--HP
Per Engine
--HP
Target Speed
--kn
Power / Weight
--HP/T
Propeller RPM
--rpm
Input Torque
--N·m
Est. Fuel @ Cruise
--
Froude Number
--
Drive Specifications
Propeller Diameter--
Propeller Pitch Range--
Max Drive Torque--
Drive Unit Weight--
Installation Angle--
Compatible Vessel Weight--
Recommended Gearbox--
Configuration--
Alternative models to consider
Get Your Formal Engineering Proposal
Our engineers will verify this configuration against your full hull drawings and provide a detailed proposal with propeller selection, gearbox matching, and 2D installation drawings — at no cost.
Vessel-specific propulsion analysis
2D installation drawings included
Propeller pitch & diameter confirmation
Gearbox & engine compatibility check
ABS/CCS certification documentation
100% free — no obligation
✓ Enquiry sent! Our engineering team will respond within 24 hours.
Direct line: joshua@surfacedrive.net · WhatsApp: +86-13950000057
Direct line: joshua@surfacedrive.net · WhatsApp: +86-13950000057
Response within 24 hours — guaranteed Engineers in Xiamen respond to all technical enquiries within one business day. WhatsApp for immediate response.
