THIS IS MY ENGINE BUILD...ITS MORE OF WHAT I DID RATHER THAN HOW TO DO IT...AND IT IS SERIOUS FUN
IM AN ENGINEER NOT AN ENGINE BUILDER SO THE ONLY WAY TO LEARN IS TO BUILD YOUR OWN ENGINE AND READ A LOT OF CONTRADICTING STUFF..
I SOON DISCOVERED THAT BUILDING AND ENGINEERING MY OWN ENGINE IS A COMPROMISE ...BEST DESIGN....BEST DESIGN THAT I CAN BUILD ON MY EQUIPMENT...BEST DESIGN THAT I CAN BUILD ON MY OWN EQUIPMENT AND AFFORD(CHEEP OR FREE)
I HAVE USED AS MANY PARTS THAT I COULD SOURCE FROM ANY ENGINE THAT WERE TO MY DESIGN NEEDS SIZES ECT AND READILY AVAILABLE...
SO TO BEGIN
FIRST I NEEDED TO SEE WHAT WAS IN A PINTO HEAD SO I CUT ONE IN HALF AND SCANNED IT ON THE PRINTER
THEN SIT AND LOOK AT IT FOR HOURS..
DECIDED TO MAKE IT DOWN DRAFTED BUT COMPROMISE AND COME IN AT ABOUT 60 DEG...AND END BEFORE THE VALVE GUIDS TO MAKE SEALING EASIER..#
MACHINES I HAVE ..16MM PILLAR DRILL...5" BENCH LATHE ..LOTS OF GRINDERS , WELDER AND A SURFACE GRINDER...
ALL THE WORK WOULD HAVE TO BE MADE AND DONE ON THESE MACHINES..
#
THE PORT DESIGN IS EITHER GOING TO BE A PARALLEL PORT OR TAPERED PORT AT ABOUT 3.5 DEG..
BUILT A JIG TO HOLD THE HEAD ON
GOT HOLD OF SOME MAG DRILLS 40MM, 46MM AND 48MM..NEEDED TO GRIND THE SHANK DOWN FROM 19 TO 16MM
FINISHED AND SITTING ON THE JIG
PILLAR DRILL WAS TO FAST EVEN ON ITS SLOWEST SPEED SO AN EXTRA PULLY WAS ADDED (POWER STEERING PUMP AND PULLEY WITH A TRANSIT ALTERNATOR PULLEY WHEEL WELDED ON TOP)
DRILLED THE HALF TEST HEAD READY TO BE FLOW TESTED BY TOM ..
TURN SOME HEAVY DUTY GAS PIPE..... ONE STRAIGHT AND ONE TAPERED DOWN DRAFT TUBE...
BEFORE
AFTER ..TAPERED TUBE 37.5MM TO 46MM AND 100MM LONG
NOW TO WAIT FOR THE FLOW TESTS.....
NEXT CHAPTER FLOW TEST RESULTS AND FINAL DESIGN...
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