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Old 01-07-2008, 02:22 PM   #36
MEANXBCOUPE
injection is nice, but...
 
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Join Date: Jul 2007
Location: Camden, N.S.W
Posts: 1,070
Tech Writer: Recognition for the technical writers of AFF - Issue reason: Writing the Helicoil article 
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Hey guys, it's been a while!.

Got some photos to share. Not much has been done on the motor of late. Been finishing off some small modifications to the car, nothing major, just small irritating issues that needed to be finished off, re trimmed some of the boot install, the bit behind the veiwing window due to some damage ( too close to the rear suspension and was rubbing) and installed an alarm as well as converting to a 12V PS2.
Thought i'd post some photos of some of the new gear! :


OK, new oil pump, its a mellings high volume, internaly deburred and matched to the block. It has a custom pick up for the shallow sump.




I have an ARP oil pump drive shaft.



This is the new crank shaft, it is a 3.5" stroke 4MA. its been crack tested, and ground 10/10.



It has also been double keyed. This is to take the strain of that 6/71 hanging off the end.



Close up of journals and radius, crank was ground all over to clean up any casting flash, ( i had the time so what the hey??)



Some may scoff at the stock cast crank, but when was the last time you seen a clevo crank in half??. Its not a stroker, dont need the extra metal, so I think it will be fine. Also keeping revs on check (6500 max. )
The crank is not balanced yet as I havent got pistons, flywheel and clutch. The motor will be externally balanced as per original.

OK, this is the balancer im using, its a powerbond, with 28 oz weighted. Race version, with approval card. Will need broaching for the extra keyway in the crank.



New rods, first time ive had a motor with a decent rod in it! 5.78" center to center, H- beam, everyones got 'em, but im still exited!



.

Using Crane cams Valve train, the rockers are the stock 1.73 ratio race series and matching ARP 7/16' screw in studs



Studs.


These are the lifters, Crane Cams solid roller lifters. Bit fuzzy.


And solid roller cam. Custom grind by Cam tech. They supplied the cam, lifters, roller rockers and drive gear for the dizzy.




I would recomend Cam tech to anyone, I spent about 2 or 3 hours with them talking motors and possibilities. In the end I had them supply the above for a good price ( as aposed to individual prices, saved about 12%). The other advantage is that they are ford guys and know other products too, one guy used to be the Sydney distributor for AFD heads, which im using. They spoke to Dave at AFD and organised the valve spring pakage to go with the cam for me, cuts out the middle man, and I know its all matched perfectly. which brings me to.........

The heads. These are AFD 4 V heads in Aluminium.



4V port , no porting exept for a good bowl job, performed at AFD by Dave himself, also highly reccomended supplier, really helped out.



Valve springs to suit cam, collets, retainers, guides, and valves were brought as a package


Stainless valves and custom combustion chambers, now out to 75cc to lower compression. As seen from bottom of bore. ( is this what the fuel/air mix see's before the big bang??!!)


Also have got, new welsch plugs, head studs, flywheel bolts and a few other bits.

Thats about it for the moment, still need heaps of parts, pistons, rings, timing chain, valve guides, pushrods, flywheel, clutch, ect.
And of course hours of balancing, machining, trial fitting, and checking. Also need to finalise a few things, mainstuds, girdle, rocker girdle, sump, external oil feed to rear of motor.

Catch ya later... :
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