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rfinegan |
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#1
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Senior Member ![]() ![]() ![]() Group: Members Posts: 1,083 Joined: 8-February 13 From: NC Member No.: 15,499 Region Association: MidAtlantic Region ![]() ![]() |
Porsche 914 2056 upgrade
1.7 case upgrade from 1.7.> 2.0 now> 2056 53.9 cc (turns out these are 1.8 heads)new 2.0 style chamber with 44 x38 valves and 57 CC cambers 9.0 CR Cam Shaft /lifters RABY 9530. See Cam Card KB 96 Pistons and rings (2.0 rods) EMW H-Beam rods ARP bolts. EMW 2.0 Crank.25/ Standard /.25 rods Webber 40 and 44 carbs Short Pierce style manifolds 3/4 bolt Malory Unilite Grey-Grey Distributor Pete Weber 1 5/8 4-2-1 with Evo 2 muffler Tangerine 1 5/8 stub pipes and with 02 bung at collector Innovate LM-1 with RPM Balance internals Balance Crank NEW lightened/flywheel and Pressure plate with blower 1.7 tins complete 9.0 CR with Deck height to .040 Recommend RPM range. 6200? Est HP GOAL. 130-140 HP? After a tear down of my 2.0l engine I started the build up to the 2056 big bore upgrade. Having a Bridgeport I started with the (5) 3/8 oil galley plug on the block halves Drilling a hole in the plugs and a slide hammer to remove the old plugs then started the installation of the new pugs I was able to order from Type 4 store. https://www.youtube.com/watch?v=50CYceSrBq0 https://www.youtube.com/watch?v=GOMa6nqbkBQ |
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rfinegan |
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#2
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Senior Member ![]() ![]() ![]() Group: Members Posts: 1,083 Joined: 8-February 13 From: NC Member No.: 15,499 Region Association: MidAtlantic Region ![]() ![]() |
Cutting 0.002 in of trimming pads of KB pistons for final weight matching lightest piston
https://www.youtube.com/watch?v=zL80ndQkf1k |
barefoot |
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#3
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Senior Member ![]() ![]() ![]() Group: Members Posts: 1,409 Joined: 19-March 13 From: Charleston SC Member No.: 15,673 Region Association: South East States ![]() ![]() |
Cutting 0.002 in of trimming pads of FB pistons for final weight matching lightest piston https://www.youtube.com/watch?v=zL80ndQkf1k I did mine by machining an ID chamfer on the pins in the lathe. easier set-up |
rfinegan |
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#4
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Senior Member ![]() ![]() ![]() Group: Members Posts: 1,083 Joined: 8-February 13 From: NC Member No.: 15,499 Region Association: MidAtlantic Region ![]() ![]() |
Tuning on the Piston pins is a great plan.. I decided to keep the pins neutral and easily swapped on replacement, tear down or inspection if needed.. Great tip for next time
-Robert |
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