Data is back! She flows pretty darn well. 

So smooth 

Beautiful job on those runners, that's going to be the E31 everyone dreams about.

Here is my flow testing data

Datsun Flow Testing Data.xlsxUnavailable

 

Duffys E31 Flow Testing	63" Static				15" Static
63 Degree Shop	45 Intake Valves				36.5Exhaust Valves
DSI Big Valves	LIFT	Manometer	CFM		LIFT	Manometer	CFM
Porting By Andrew Kazanis of Mad Greek	0.05	50	35		0.05	14	35
Date: 2/22/2020	0.1	45.25	60		0.1	13	55
	0.15	41.75	90		0.15	12.1	80
	0.2	36.5	125		0.2	11.5	95
	0.25	33	140		0.25	11	115
	0.3	31	160		0.3	10.7	125
	0.35	27	190		0.35	10.5	130
	0.4	23	220		0.4	10.3	135
	0.45	21.5	235		0.45	10.1	145
	0.5	21	235		0.5	10.1	145
	0.55	21.2	230		0.55	10.1	145
	0.6	27	190		0.6	10	150

Edited February 23, 20205 yr by duffymahoney

Is that high temp Play-Doh?

 

 

 

 

 

 

 

 

 

Starting cam mock up. I’m using the bonk .535 cam. 

Is that your shop or someone else's?

  On 2/25/2020 at 1:22 AM, Patcon said:

Is that your shop or someone else's?

Mad Greek Racing's shop.  

  On 2/25/2020 at 1:24 AM, duffymahoney said:

Mad Greek Racing's shop.  

Cool

Interesting shop, wood heater with some sort of shelf, cranks, blasting cabinet etc.

  On 2/25/2020 at 1:46 AM, Patcon said:

Cool

Interesting shop, wood heater with some sort of shelf, cranks, blasting cabinet etc.

He is a Z enthusiast.  Plus a racer, plus a engine builder, plus hobby guy.  Super nice.  

Diesel Stroker crank. Extra offset ground for toyota rods. I will have full details tomorrow. I had the work done at marine crank.