Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm — Stage 1 file (+70 hp)
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Stage 1 file for Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm
Target +0 hp. Custom development for your engine.
Chip tuning for Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm ECU
Mercury Marine QSD 2.8 (I) 350 HP 350hp (257kW) 704Nm — marine diesel engine of the marine segment of the Brunswick Corporation group (США, 1939). Stage 1 chip tuning raises power from 350 to 420 hp (+70 hp, +20%) and torque from 704 to 850 Nm (+146 Nm).
Mercury Marine is the global leader in outboard motor production volume. Mercury Verado is the flagship range of high-output outboard motors. Mercury Marine is an American marine engine manufacturer, founded in 1939. Mercury Marine builds mainly petrol engines.
Marine engines are a specialised chip tuning segment focused on torque and fuel consumption. Marine chip tuning is a narrow niche, with calibration tailored to propeller load and operating conditions. The top Mercury Marine units sit at the power ceiling of the marine segment.
Frequently asked questions
What is the Stage 1 effect on the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm?
The Stage 1 gain for the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm is 70 hp (+20%) over the stock 350 hp, for a total of 420 hp. Torque rises from 704 to 850 Nm (+146 Nm).
What is Stage 1 chip tuning for the Mercury Marine QSD 2.8?
Stage 1 chip tuning of the Mercury Marine QSD 2.8 is a rework of the ECU maps: boost pressure, ignition advance, target lambda and the removal of factory torque limiters. The gain is +70 hp with no hardware changes.
What is the Stage 1 potential of the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm?
Stage 1 for the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm unlocks the potential built in by the factory but artificially capped to meet mass-market targets. A base of 750-800 hp is achievable once hardware is added.
How much does Stage 2 add on the Mercury Marine QSD 2.8?
Stage 2 on the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm means software + hardware (exhaust, intake, intercooler). The gain depends on the specific hardware combination.
What happens to the Mercury Marine QSD 2.8 warranty after chip tuning?
The factory warranty of the Mercury Marine QSD 2.8 does not remain valid after Stage 1 — the manufacturer withdraws its obligations once the ECU software is changed. CHIPOK provides its own warranty on its work and support.
How long does remapping the Mercury Marine QSD 2.8 take?
On the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm: OBD flash 25-30 minutes, Bench (if required) about an hour. The file processing itself takes 5-30 minutes once the original bin is received.
Is the original file kept when chip tuning the Mercury Marine QSD 2.8?
Yes, the original ECU firmware of the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm is kept and can be flashed back at any time. Returning to stock via OBD takes 25-30 minutes.
What is the price of a Stage 1 remap for the Mercury Marine QSD 2.8?
Stage 1 for the Mercury Marine QSD 2.8 350 HP 350hp (257kW) 704Nm is paid for with CHIPOK credits (1 cr = 1 €). The final amount is set in the calculator, taking the extra options (off functions) into account.