Are Hirth engines any good?

Hirth 2702 The 2702 is a very reliable and economical engine. It produces its HP at a lower rpm and with higher torque than most two stroke engines with it’s peak power being produced at 5500 RPM. The engine is very robustly built for a 40 HP engine, using many of the same components as the 65 HP 3203.

What is different about a Rotax engine?

Rotax is one of the few two-stroke manufacturers in the world to religiously use roller bearings for every rotating component on the engine. The ends of the crankshaft, the crankshaft-to-rod pin and the piston pin all use precision-engineered roller bearings instead of the conventional flat bearing.

Is the Rotax 582 still in production?

BRP-Rotax has announced that it plans to end production of the two-stroke Rotax 582 UL aircraft engine by end of 2021. “The Rotax 582 UL engine is the last 2-stoke aircraft engine in series production and was definitely part of our company success in the past,” said BRP-Rotax general manager Peter Oelsinger.

Is the Rotax engine reliable?

Rotax engines are very strong & reliable wait & see those japanese bikes that we grew up with, we thought were amazing. Once they go to big power those bikes will fail. My cousin has a repair shop he rebuilds polaris engines 5 times a month the last couple years rotax engines ZERO.

How much does a Kolb Firefly cost?

A Kolb FireStar II SS kit with covering fabric will run about $11,000. If you add the Hirth or Rotax engine for $7,000-10,000, plus basic analog instruments, paint and some interior finishing, you could get airborne for around $25,000.

What is the meaning of Hirth?

Hirth. Göbler-Hirthmotoren GmbH is an aircraft engine manufacturer based in Benningen, Germany.

What are Rotax engines used for?

Rotax supplies aircraft engines for ultralight aircraft, light aircraft and unmanned aerial vehicles.

How far can a Kolb Firefly Fly?

40 HP ENGINE

What kind of engine does Hirth aviation use?

To this day, Hirth manufactures many models of two stroke engines for aviation, both manned and unmanned, but they still have no interest in the four stroke market. Hirth uses many modern designs, one of which is Nikasil cylinders. Nikasil has several advantages over the old steel sleeve design that Rotax uses.

When did Hirth engines go out of business?

Hirth has been in the engine manufacturing business since before World War 2. They made engines for the Luftwaffe during the war. After the war they were no longer allowed to make aircraft engines. To stay in business they began making two stroke engines for non aircraft purposes.

Can a Rotax engine get a cold seizure?

The Rotax engines with steel cylinder lines are really prone to cold seizures if you put full throttle to a cold engine and the piston heats up faster than the cylinders. So touch and go landings were always nerve wracking for me.

What kind of fuel injection does the Hirth have?

Hirth also came out with an optional electronic fuel injection system for the F-30 model, its four-cylinder engine. Carburetors are still available, but Dandar says the fuel injection has some nice attributes.