S65 4.7L Racing Stroker Engine with Racing Cams

Part Number: CR965-6001 Category: Tags: , , , , ,


Note: Core charge may apply. Contact us for details. This engine requires a dry sump system, such as the CarBahn Autoworks Dailey Engineering dry sump kit.

*Note – Core charge may apply. Contact us for details.

This engine includes, 2mm over-sized 94mm CarBahn-CP forged pistons, CarBahn billet 84.5mm stroke crankshaft, and high-strength forged Carrillo connecting rods with CarBahn-Clevite racing rod bearings. This engine build also includes a special very high lift racing camshaft. This camshaft kit also includes high performance valve springs with titanium retainers and 1mm over-sized racing valves.

This engine requires a dry sump and will produce over 600 FWHP!


Additional Information

Connecting rod bearing and valve springs are common failure items on S65 and S85 engines. In response, CarBahn Autoworks has developed improved bearings and valve springs. This rebuild includes a valve job with new hydraulic lifters, plus timing chains, timing chain guides, timing chain tensioners and all associated seals and gaskets.


Steve Dinan has been building high performance and racing engines for BMW s since 1977, winning 12 racing championships including 3 prototype championships and two 24 Hours of Daytona. The same engine shop that builds the racing engines also builds the street car engines; these talented engineers, machinists, and builders have built hundreds of engines from OEM street rebuilds to full-blown racing engines.

Note: This engine requires a dry sump system, such as the CarBahn Autoworks Dailey Engineering dry sump kit.


Refer to the graphs below for the power results without catalytic converters on 100 octane race gas and using SAE J607 (the typical aftermarket correction).


S65 4.7L Dry Sump with race cams:

3500 355.1 236.6
4000 365.4 278.3
4500 394.2 337.8
5000 425.4 405.0
5500 431.0 451.4
5600 431.2 459.8
6000 429.6 490.8
6500 424.8 525.7
7000 422.5 563.1
7500 423.3 604.5
8000 397.2 605.0
8200 388.9 607.2

No cats, 100 octane unleaded, J607


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