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Lego 1440 rpm V8 Lego 1440 rpm V8
Posted by: nicjasno

Video duration: 115 seconds

I upgraded the engine from the previous video to a double cam setup instead of a pushrod setup, and now it has 440 rpms more.

Related: engine, lego, pneumatic, v8

LEGO 1220 rpm inline4 LEGO 1220 rpm inline4
Posted by: nicjasno

Video duration: 106 seconds

More on www.nicjasno.com

Related: engine, lego, nicjasno

Lego Pneumatic V8 in action Lego Pneumatic V8 in action
Posted by: nicjasno

Video duration: 151 seconds

Lego pneumatic V8 doing 1000 rpms. Check out my profile for a faster version doing 1440 rpms.

Related: engine, lego, pneumatic, v8

Lego 1660 rpm V8 Lego 1660 rpm V8
Posted by: nicjasno

Video duration: 84 seconds

So, this one is even faster. But still not good enough. Back to the drawing board...

Related: engine, lego, pneumatic, v8

Lego V8 - more refined Lego V8 - more refined
Posted by: nicjasno

Video duration: 110 seconds

This time not more rpms, just a more refined machine, poducing its power more smoothly. The crank is stabbilised with 2 paralel shafts, which prevent it from twisting = more power. Switches use scotch yoke principle of operation.

Related: engine, lego, pneumatic, v8

More rpms from the V8 More rpms from the V8
Posted by: nicjasno

Video duration: 68 seconds

I abandoned the double cam setup in favor of a pushrod setup. It has much promise. I have to further tweak the opening times, to hopefully get some consistent 1800 rpm numbers out of it.

Related: engine, lego, pneumatic, v8

Lego 2400 rpm inline 2 Lego 2400 rpm inline 2
Posted by: nicjasno

Video duration: 93 seconds

This time a small inline engine using the small lego cilynders. It's doing only 2400 rpms, but since it's only 2 cilynders the vibrations are extreme :( I know that those small cilynder engines are capable of much more, but with only 2 cilynders i won't achieve much more (probably). The speed computer is geared down 3:1 for better accuracy.

Related: engine, inline, lego, pneumatic

Lego 2480 rpm V6 Lego 2480 rpm V6
Posted by: nicjasno

Video duration: 112 seconds

Lego pneumatic V6 doing 2480 rpms.

Related: engine, lego, pneumatic, technic

Lego 1940rpm V6 Lego 1940rpm V6
Posted by: nicjasno

Video duration: 66 seconds

I fixed at least the leaks in the air hoses. Gained 200 rpms. Now on to the switches.

Related: engine, lego, pneumatic, technic, v6

Lego 1500 rpm V8 Lego 1500 rpm V8
Posted by: nicjasno

Video duration: 56 seconds

The engine actually runs at 1540 for a second or two. I still have lots of work to do untill this runs as desired (1600-2000 rpms), but it has come a long way. At the end you can hear the compressor kicking in.

Related: engine, lego, pneumatic, v8

V6 under development V6 under development
Posted by: nicjasno

Video duration: 51 seconds

Just a quick test, to see how smooth the new V6 mechanicals work. The pistons have been removed, so i can fix some leakages. I think the mechanical side works pretty smooth.

Related: engine, lego, pneumatic, v6

Lego V8 dragster \"burnout\" Lego V8 dragster "burnout"
Posted by: nicjasno

Video duration: 11 seconds

Here's a video of the dragster doing a burnout. No tire smoke is coming out, unfortunately, but the engine spins the wheels on the spot.

Related: burnout, dragster, engine, lego, pneumatic, v8

Lego 1760rpm V6 Lego 1760rpm V6
Posted by: nicjasno

Video duration: 114 seconds

Development version. Engine has bad leaking switches that don't switch very well.

Related: engine, lego, pneumatic, technic, v6

Lego V8 dragster Lego V8 dragster
Posted by: nicjasno

Video duration: 10 seconds

Here's a short video of the 1660 V8 powering a dragster. Pure entertainment value. Also check the dragster burnout video.

Related: dragster, engine, lego, pneumatic, v8