Search found 146 matches

by onthelam
Wed Mar 25, 2015 10:02 am
Forum: Lambretta Tech
Topic: TSR Evo pipe
Replies: 67
Views: 31795

Re: TSR Evo pipe

Numpty question here. There is a version of TSR called DJ? It appears to have the can built into or around the stinger. Any advantage to this or is it just aesthetic?

Image

Just building up my knowledge base.
by onthelam
Mon Mar 02, 2015 10:59 am
Forum: General Scooter Chat
Topic: Motorcycles
Replies: 135
Views: 49359

Re: Motorcycles

Image

It's got a few extra bits and pieces.
by onthelam
Sun Mar 01, 2015 5:57 am
Forum: Dyno Chat
Topic: Power/Speed relationship
Replies: 47
Views: 42592

Re: Power/Speed relationship

That gave me a constant of 28.16 a bit low compared to say a PCX but..I'm on the case. So far the constant looks more like 30.2! But as it is aero based it depends on sat up or prone. const HP mph kph notes Li 150 (2T) 30.2 6.6 56.6 91 SX150 30.2 9.38 63.7 102 TV 200 31.5 10.7 69.4 111 Geared higher...
by onthelam
Sun Mar 01, 2015 5:26 am
Forum: Lambretta Tech
Topic: Old newbie question small block vs. Big/large
Replies: 3
Views: 1701

Re: Old newbie question small block vs. Big/large

OK stud spacing is the key then as i have had other crankcases bored to suit a larger barrels.
by onthelam
Fri Feb 27, 2015 7:37 am
Forum: Lambretta Tech
Topic: Old newbie question small block vs. Big/large
Replies: 3
Views: 1701

Old newbie question small block vs. Big/large

Are we just talking the clearance bore in the crankcase or is there something else? Which bikes have which? Is there a list?
by onthelam
Fri Feb 27, 2015 7:08 am
Forum: Dyno Chat
Topic: Power/Speed relationship
Replies: 47
Views: 42592

Re: Power/Speed relationship

a few of the scoots ive tuned that are 35 to 38bhp are topping out at 85 to 88 mph gps I have a formula I gleaned from somewhere which works for sport bikes. The unknown is the aero constant for a Lambretta sat up straight. Happy to send to anyone who sends me a PM/ email address. It is an excel sp...