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Author LOSING POWER!!!
taylorboosh
Member

Registered: 3rd Apr 07
User status: Offline
15th Aug 07 at 06:05   View User's Profile U2U Member Reply With Quote

fitted my new manifold/de-cat and it is fine, works a charm.

have figured out though that when it gets hot im losing power at 3500 rpm.

could it be that the manifold has expanded and when the exhaust gas speeds up is excaping because i havent tightened it up enough?

ohh theres a sqeeky belt arrising, could it be related?

oh ive also left the heatsheild off, will this add to problems?
Dean_W
Member

Registered: 13th Dec 05
Location: Downham Market, Norfolk
User status: Offline
15th Aug 07 at 08:12   View User's Profile U2U Member Reply With Quote

Are you sure you haven't knocked a sensor? Maybe coolant temp sensor?

You'd notice if it was not tight, you'd be able to hear it ticking. Squeaky belt won't be related to the exhaust. The heatshield stops a bit of hotness in the engine bay. I'd fit it tbh.
taylorboosh
Member

Registered: 3rd Apr 07
User status: Offline
15th Aug 07 at 08:45   View User's Profile U2U Member Reply With Quote

engine is ticky anyways. mate. and exhaust is so loud you wouldnt notice it blowing i was thinking maybe when it expands its letting gas out sumwhere?

will fit it tbh

nope knocked no sensors i dont think
Dean_W
Member

Registered: 13th Dec 05
Location: Downham Market, Norfolk
User status: Offline
15th Aug 07 at 08:48   View User's Profile U2U Member Reply With Quote

You got that wrong.....If the manifold was leaking, you'd hear it ticking. Thats what leaking manifolds sound like. A loud tick. Make sure all the bolts are tight.
taylorboosh
Member

Registered: 3rd Apr 07
User status: Offline
15th Aug 07 at 09:43   View User's Profile U2U Member Reply With Quote

im thinking it will be at the bottom of it where it joins to the exhaust system, see the origional manifold had threaded bolts already on, the new 1 just had holes and i think it could have been better fitted tbh

 
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