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> Out with the old...in with the new...Britain's Racecar Development, Subaru Engine, Lotus Suspension! Time to go racing!
Britain Smith
post Dec 6 2010, 11:33 AM
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Posts: 2,354
Joined: 27-February 03
From: Hillsboro, OR
Member No.: 364



For those who don't know me or the car, I have a '74 914 that is a dedicated AX car. It previously had a high compression 2.7 6-cylinder motor and made 205hp/205ft-lbs at the wheels. This set-up wasn't all that bad considering that it won the 2008 and 2009 914 Shootout events, however the quest for more speed continues.

Here is the car in the 2010 season trim.

(IMG:http://www.914world.com/bbs2/uploads_offsite/dragracevws.com-364-1291656786.1.jpg)

I have recently sold the 2.7L 6-cylinder engine and all the remaining 914/6 conversion parts. I have used the proceeds to fund the conversion to Subaru power. Now most would say that a Subaru conversion can be done on a budget, however I have found that the money goes flying out the window when doing something like this.

Regarding the engine...logical choice would be to go for a EJ257 2.5L USDM STi engine. However, all the SCCA rules for AX are built around displacement which in turn dictates the minimum weight. Therefore, I have gone with a JDM STi version8 Spec-C engine which is a 2.0L, twin-scroll, hand ported/polished, 8500rpm animal. I will get slightly less hp and torque numbers than the 2.5L, but save 150lbs of weight.
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Britain Smith   Out with the old...in with the new...Britain's Racecar Development   Dec 6 2010, 11:33 AM
Britain Smith   So, I have been working on the conversion for abou...   Dec 6 2010, 11:33 AM
Britain Smith   First thing I did was cut out the 914/6 bulkhead e...   Dec 6 2010, 11:33 AM
Britain Smith   I purchased the Synic Motorsports header which is ...   Dec 6 2010, 11:34 AM
diggatron   Can I ask where one might be able to get this Vana...   Dec 7 2010, 01:40 PM
Britain Smith   The Vanagon Engine mount came from Small Car P...   Dec 7 2010, 02:47 PM
diggatron   The Vanagon Engine mount came from Small Car ...   Dec 7 2010, 10:13 PM
dlo914   [quote name='Britain Smith' post='1403191' date='...   Dec 8 2010, 12:50 AM
Britain Smith   Brit, how much were the brackets? You can get...   Dec 8 2010, 11:42 AM
Britain Smith   Now that I have an idea where the turbo will fit a...   Dec 6 2010, 11:36 AM
Britain Smith   With the engine mounted, it was time to address so...   Dec 6 2010, 11:36 AM
Britain Smith   While waiting on more parts, I decided to start ta...   Dec 6 2010, 11:37 AM
Britain Smith   The beautiful pair of Turbosmart wastegates, Turbo...   Dec 6 2010, 11:38 AM
Britain Smith   From this weekend. First order of business was re...   Dec 6 2010, 11:38 AM
Britain Smith   Well, that is about a month worth of effort...time...   Dec 6 2010, 11:42 AM
JmuRiz   Looks like a lot of work, I'm sure it'll b...   Dec 6 2010, 11:44 AM
Britain Smith   Looks like a lot of work, I'm sure it'll ...   Dec 6 2010, 11:45 AM
McMark   So awesome! Everything looks really great...   Dec 6 2010, 03:30 PM
Cupomeat   VERY nice, Installs like this make me want to cons...   Dec 6 2010, 03:34 PM
URY914   Nice work. Go to see someone doing something diffe...   Dec 6 2010, 05:46 PM
McMark   Why two wastegates? Staged?   Dec 6 2010, 05:49 PM
Britain Smith   Because it is a twin-scroll turbo. If you merge th...   Dec 6 2010, 06:04 PM
Rand   Nice work Brit! Can't wait to hear your im...   Dec 6 2010, 06:59 PM
McMark   Apparently I have some Googling to do tonight.......   Dec 6 2010, 07:57 PM
396   Very very nice! I can only wish I had the skil...   Dec 7 2010, 12:01 AM
forcefed   Allow me to make a suggestion, You have the turbo...   Dec 7 2010, 02:13 PM
forcefed   instead of a slip fit , you could add two more bel...   Dec 7 2010, 02:29 PM
andys   instead of a slip fit , you could add two more be...   Dec 7 2010, 04:17 PM
Borderline   WOW! That looks great! It's hard to ...   Dec 7 2010, 02:36 PM
ONTHEGRIND   If you ever yank the heads or need coatings let m...   Dec 7 2010, 02:59 PM
Britain Smith   Thanks for the offer...hopefully I won't have ...   Dec 7 2010, 03:28 PM
jpnovak   Britain, You have made fantastic progress! I...   Dec 7 2010, 03:34 PM
Britain Smith   Got the Alternator Relocation bracket from Outfron...   Dec 7 2010, 03:53 PM
bandjoey   Where does the AC compressor go? (just kidding :...   Dec 7 2010, 04:04 PM
J P Stein   If you compare this conversion against your ol...   Dec 7 2010, 06:52 PM
r_towle   If you compare this conversion against your o...   Dec 7 2010, 07:28 PM
J P Stein   Still must be somewhat sad to watch your baby be ...   Dec 8 2010, 07:03 AM
Cheapsnake   VERY nicely done. I especially appreciate your ro...   Dec 7 2010, 04:09 PM
DanT   Brit, the transformation to Porscharu is going nic...   Dec 7 2010, 05:40 PM
Britain Smith   Brit, the transformation to Porscharu is going ni...   Dec 7 2010, 06:01 PM
d914   your making me look bad... all that work in a shor...   Dec 7 2010, 05:40 PM
Britain Smith   your making me look bad... all that work in a sho...   Dec 7 2010, 06:00 PM
Britain Smith   JP has been involved every step of the way...in fa...   Dec 7 2010, 09:48 PM
DanT   I kind of thought JP might be in the middle of thi...   Dec 7 2010, 09:53 PM
Britain Smith   I kind of thought JP might be in the middle of th...   Dec 7 2010, 10:12 PM
DanT   I kind of thought JP might be in the middle of t...   Dec 7 2010, 10:33 PM
bandjoey   Ah...now I understand. JP's motto...Bigger an...   Dec 7 2010, 09:58 PM
Britain Smith   It is actually smaller...engine displacement speak...   Dec 7 2010, 10:12 PM
Britain Smith   Another thing to consider from them is their vehic...   Dec 7 2010, 10:16 PM
charliew   Another thing to consider from them is their vehi...   Dec 13 2010, 11:13 AM
Britain Smith   When I studied the smartcar vss a few years ago I...   Dec 13 2010, 11:40 AM
ChrisNPDrider   What, no yellow? That intake would look good in ye...   Dec 7 2010, 11:58 PM
Britain Smith   What, no yellow? That intake would look good in y...   Dec 8 2010, 12:47 AM
BMXerror   Great work, Britain! :thumbsup: I'm amazed...   Dec 8 2010, 01:50 PM
jjackson   Impressive work in such a short period of time.Loo...   Dec 9 2010, 06:52 AM
Britain Smith   Few updates. Took a few days off work to make som...   Dec 10 2010, 02:14 PM
Britain Smith   Because this engine is "special" and has...   Dec 10 2010, 02:15 PM
Britain Smith   I usually don't like to show new parts until t...   Dec 10 2010, 02:15 PM
ottox914   Awesome.   Dec 10 2010, 10:19 PM
GS Guy   Looks great! Interesting how everybody has a ...   Dec 11 2010, 07:39 AM
WLD419   Dude , You have some serious Planning & Fabb...   Dec 11 2010, 08:53 AM
cary   Looks like your having fun. Let me know if you nee...   Dec 12 2010, 10:10 AM
ottox914   You have probably researched this and thought it t...   Dec 12 2010, 02:52 PM
J P Stein   You have probably researched this and thought it ...   Dec 12 2010, 04:38 PM
Britain Smith   You have probably researched this and thought it ...   Dec 12 2010, 07:02 PM
charliew   When the vss was sold to me I think I remember it ...   Dec 13 2010, 12:21 PM
Britain Smith   Couple of updates while the engine is out a shop g...   Dec 15 2010, 12:39 PM
Britain Smith   Made a lot of progress today. It is always nice t...   Dec 18 2010, 11:02 PM
Britain Smith   Quick question...for the fuel tank I would like to...   Dec 18 2010, 11:10 PM
McMark   There's one on this site that has a thermomete...   Dec 18 2010, 11:59 PM
396   Keep them coming , VERY COOL PROJECT!   Dec 19 2010, 08:40 AM
jd74914   Don't use PVC tube. It will melt! (Edited ...   Dec 19 2010, 09:13 AM
McMark   Hmmm, I found a ton of different references to usi...   Dec 19 2010, 01:43 PM
jd74914   Wow...I think I read PVC this morning and thought ...   Dec 19 2010, 05:19 PM
ottox914   Not like you need more projects, but... Ducting ...   Dec 19 2010, 05:44 PM
Britain Smith   Yep, the radiator will be completely ducted front ...   Dec 19 2010, 07:27 PM
roadster fan   For the fuel site gauge look at custom motorcycle ...   Dec 20 2010, 02:41 PM
JRust   I would consider modifying or adding some kind of ...   Dec 20 2010, 03:44 PM
Britain Smith   The mounting points have rubber isolators, the rad...   Dec 20 2010, 09:09 PM
JRust   The mounting points have rubber isolators, the ra...   Dec 21 2010, 12:26 AM
Britain Smith   The mounting points have rubber isolators, the r...   Dec 21 2010, 02:46 AM
plymouth37   Nice work, I was thinking about mounting my turbo ...   Dec 20 2010, 10:44 PM
Britain Smith   Nice work, I was thinking about mounting my turbo...   Dec 21 2010, 02:45 AM
Britain Smith   I had the day off work and was able to get a coupl...   Dec 21 2010, 03:18 AM
sixnotfour   I hope your are planning a Ken Block-ish kinda deb...   Dec 21 2010, 07:48 AM
Britain Smith   Ha...that would be fun!   Dec 21 2010, 11:17 AM
J P Stein   Bump.....Brit is now back in the USofA, but he...   Jan 1 2011, 03:17 PM
Randal   Sure like the way the SB is being put together Bri...   Jan 3 2011, 10:14 AM
Britain Smith   Sure like the way your putting that car together ...   Jan 3 2011, 01:42 PM
Derek Seymour   Sure like the way your putting that car together...   Jan 3 2011, 02:14 PM
Britain Smith   This may have been addressed, but I was curious ...   Jan 3 2011, 05:38 PM
Britain Smith   Being out of town for a week got me out of the gro...   Jan 3 2011, 01:22 PM
Rod   Hat doffed Britain, amazing work :) I'm thin...   Jan 3 2011, 02:17 PM
ChrisNPDrider   When is the date with the dyno? I bet you have alr...   Jan 3 2011, 03:34 PM
Britain Smith   When is the date with the dyno? I bet you have al...   Jan 3 2011, 05:40 PM
PeeGreen 914   Can't wait to see this run Britain :beer2: I...   Jan 3 2011, 05:46 PM
J P Stein   I am really curious to see how much the car weighs...   Jan 3 2011, 06:17 PM
Rand   #1675   Jan 3 2011, 06:21 PM
Britain Smith   Ha, fun contest. I believe that I have an brand n...   Jan 3 2011, 06:21 PM
J P Stein   Heh.....I have a new one in my T drawer.....the ot...   Jan 3 2011, 06:25 PM
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