4.6ltr V8 Engine capacity for V5 log book
4.6ltr V8 Engine capacity for V5 log book
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Ron McC

Original Poster:

233 posts

241 months

Monday 12th September 2011
quotequote all
Hi All,

Just about to send off the V5 to D.V.L.A with the new engine number as I've had the 4.0 ltr replaced with a 4.6 ltr. However, the 4.0 ltr is described as 3952cc in the logbook, what is the cc for the 4.6 ltr. Anyone who's had their engine changed up to the 4.6 ltr can you let me know the exact cubic capacity as stated in their V5 Logbook.

Thanks in advance,

Ron McC BOF246T & L627YAY


Simon says

19,462 posts

252 months

Monday 12th September 2011
quotequote all
4,552 cc biggrin that's for the Range Rover blocked Serpentine unit scratchchin

haircutmike

22,511 posts

235 months

Monday 12th September 2011
quotequote all
Sorry OP, might as well ask the same for the 5.0 for the same reason.

shadowman450

26 posts

204 months

Monday 12th September 2011
quotequote all
The v5 for mine says 4546cc (serp engine) have I been short changed?

SILICONEKID340HP

14,997 posts

262 months

Monday 12th September 2011
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Ive heard they up the road Tax ..!

Harrytsg

1,264 posts

193 months

Monday 12th September 2011
quotequote all
4546 cc, 1997 Serp.

The Lodge

128 posts

207 months

Monday 12th September 2011
quotequote all
haircutmike said:
Sorry OP, might as well ask the same for the 5.0 for the same reason.
4997cc on my log book

Simon says

19,462 posts

252 months

Monday 12th September 2011
quotequote all

SILICONEKID340HP

14,997 posts

262 months

Monday 12th September 2011
quotequote all
Yes i didn`t know this
The Australian firm Repco converted this engine for Formula One by reducing its stroke to some 61 mm (2.4 in) to give 3 L (180 cu in) and fitting a single overhead camshaft per bank rather than the shared pushrod arrangement. Conrods from the Daimler 2,548 cc V8 were used.Repco-powered Brabhams won the F1 championship twice, in 1966 and 1967.[4] For the 1968 season, the Repco engine was fitted with new four-valve, dual overhead camshaft heads.

haircutmike

22,511 posts

235 months

Monday 12th September 2011
quotequote all
The Lodge said:
4997cc on my log book
Cheers.

Ribol

11,995 posts

289 months

Tuesday 13th September 2011
quotequote all
Simon says said:
"Land Rover used a 3,946 cc (240.8 cu in) version of the Rover V8 through the 1990s. Bore was increased to 94.0 mm (3.70 in) and stroke remained the same at 71.0 mm (2.80 in). The engine was revised in 1995 (and thereafter referred to as a 4.0 to differentiate it from the earlier version, although displacement remained the same at 3,946 cc) with a new intake and exhaust system, extra block ribbing, revised pistons, and larger cross-bolted main-bearings."

So why does my V5C say my 400 is 3,952 cc then confused

Simon says

19,462 posts

252 months

Tuesday 13th September 2011
quotequote all
Ribol said:
Simon says said:
"Land Rover used a 3,946 cc (240.8 cu in) version of the Rover V8 through the 1990s. Bore was increased to 94.0 mm (3.70 in) and stroke remained the same at 71.0 mm (2.80 in). The engine was revised in 1995 (and thereafter referred to as a 4.0 to differentiate it from the earlier version, although displacement remained the same at 3,946 cc) with a new intake and exhaust system, extra block ribbing, revised pistons, and larger cross-bolted main-bearings."

So why does my V5C say my 400 is 3,952 cc then confused
Graded bore sizing possibly scratchchin as in about 3 piston sizes to suit machine tolerances rolleyes

Overhere

382 posts

254 months

Tuesday 13th September 2011
quotequote all
How would "They" know? I mean why bother changing it, and if it ups insurance or road tax why would you do it? Do you think someone is going to pull the heads off and measure bore and stroke?

Ribol

11,995 posts

289 months

Tuesday 13th September 2011
quotequote all
Overhere said:
How would "They" know? I mean why bother changing it, and if it ups insurance or road tax why would you do it? Do you think someone is going to pull the heads off and measure bore and stroke?
If it is a small claim you are unlikely to have a problem, if however you run down a bus queue of people all of which have families to support and all get bad backs as a result you might be surprised how hard they look.

On cars registered before March 2001 anything over 1549cc is the same road tax.

Not telling your insurance company about mods is a mugs game unless you know you will never have a claim wink

Overhere

382 posts

254 months

Tuesday 13th September 2011
quotequote all
I agree on the insurance side, my insurance company has the entire long list from me, my question really was how would they know?

If you took the engine to V8D, it'd probably take them the best part for a couple days of removal and dismantelling to be able to tell you the displacement, I believe...

Just curious

Ribol

11,995 posts

289 months

Tuesday 13th September 2011
quotequote all
Overhere said:
If you took the engine to V8D, it'd probably take them the best part for a couple days of removal and dismantelling to be able to tell you the displacement, I believe...
I hope not, all you need is a head off, two measurements and a calculator.

Work out what that would cost and compare that to the cost of a hefty claim.