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Tag: Small Bore Cylinder heads

  • Cams Followers

Project 68mm – Pt4

  • Posted on August 31, 2015
  • by admin

Well here we go again, the new RE274 cam installed. The cam itself is 274 Duration on the inlet and 270 on the exhaust, but it may come out a few degrees more with the 1.5 Ratio rockers. My Re13…

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  • Cams Followers

Project 68mm – Part 3

  • Posted on February 15, 2015February 15, 2015
  • by admin

OK, it’s time to get the motor back on the dyno with a few new bits and see how it stacks up. With a new modified head, again based on a 12G202 head, it has inlet valves of 1.3″ in…

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  • Cams Followers

Project 68mm – Part 1

  • Posted on January 10, 2015January 3, 2017
  • by admin

Before reading this, I suggest the reader go back and read Project Small Bore Pt1, Pt2, Pt3 as lot of things in that project are relevant to this project. The beginning of the process of building the 68mm project motor…

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  • Heads

Project Small Bore Pt3

  • Posted on April 25, 2014March 4, 2017
  • by admin

In the last article we chose a manifold based on flow volumes, and a carbie based on personal choice, but which combination is best on this engine? With the engine finished, it is time to look at a variety of…

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  • Heads

Project Small Bore Pt2

  • Posted on April 17, 2014April 24, 2014
  • by admin

Last time we started building a small-bore engine for maximum power. But there is no point having a good engine and putting the wrong head on it. I’m going to use the 12G202 head, as these are the best to…

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  • Pistons

68mm Flat Top Pistons – Suit 998/1100

  • Posted on November 21, 2013December 3, 2013
  • by admin

New product 68mm flattop piston to suit 1100/998 motors   These pistons are made of 11/12% silicon.These are a very strong piston and will suit race application. The weight comes in at 286g with pin and rings. The pistons are…

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  • Heads

Small Bore Cylinder Heads

  • Posted on October 31, 2013April 23, 2014
  • by admin

Click to enlarge Ok lets take a look at the cylinder head. Here we have three small bore cylinder heads. From left to right we have a AEG295 head (left). This is the performance head for small bores. The second…

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