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View Full Version : inlet manifold - worth?



beavy69
23-01-06, 07:07 PM
Hey all. Bought a 1.4 spi inlet manifold on ebay for a pound to mutilate and add some bike carbs to my 1.3L.

In the meantime is it worth fitting it at all for a small gain?

Does anyone know if there will be?

Ta much

Adam
23-01-06, 07:30 PM
Fit it to what?

It has completely the wrong shape ports for a 1.3 engine.

beavy69
23-01-06, 07:37 PM
I did think they were a bit square!

so I can't use it then?

Adam
23-01-06, 07:47 PM
I did think they were a bit square!

so I can't use it then?
1.4 ports are square, 1.3 are cathedral.

You need a inlet with the same ports are yours, and mod that to fit the bike carbs.

beavy69
23-01-06, 08:18 PM
If I do a bit of DIY head porting and polishing to a spare 1.3 head I have, would it be worth matching it to the 1.4 manifold?

or will the fact that the rest of the tube is a different shape still cock things up?

Stuart
23-01-06, 08:43 PM
just get a 1.3 manifold. saves a lot of unnessecary fcuking about

Adam
24-01-06, 12:16 AM
Mad Driver has a 1300 inlet in Parts for Sale. :wink: