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Search found 2481 matches

by maxracesoftware
Thu Sep 23, 2021 12:27 pm
Forum: Engine Tech
Topic: Porting With an Electric Die Grinder
Replies: 41
Views: 1578

Re: Porting With an Electric Die Grinder

KIMG0267.jpg The top grinder is a Milwaukee 5196 that I bought when I started at Hogans in 1985. That heavy thing will wear you out! The two below it are Top Cat model 36 EH air grinders. Aluminum body, 1.5 lbs, .6 hp, and were $425. They were superseded by model 300 EH which are .7 hp but a heavie...
by maxracesoftware
Thu Sep 23, 2021 12:17 pm
Forum: Engine Tech
Topic: How much swirl is too much swirl
Replies: 34
Views: 1310

Re: How much swirl is too much swirl

Bryan , have you ever checked out #292 SBC Turbo Heads on your Swirl Meter , i know its very old low Tech Heads , but maybe you did already ?? the #292 Turbo Heads had a lot of in Cylinder Swirl induced by Port direction angle -to- Cylinder Bore and low Short Turn Apex height . In Ported form , they...
by maxracesoftware
Thu Sep 23, 2021 11:52 am
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

What rockers were on those heads? I had picked up a set of vintage BRC shaft rockers for mine. New old stock...brand new never on a motor from 1982...still had the deteriorating instructions in the box. I ran them for 2 years with a solid roller and it finally snapped one of the die cast rocker bod...
by maxracesoftware
Thu Sep 23, 2021 12:37 am
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

Cunningham's #292 Turbo Heads 296cid B/FX engine on Performance Bob's SF800 in Rockford , Illinois ( Performance Products ) in 1980's _________________________________________________________________________________ 66602928_2748871865126272_6246348711564148736_n.jpg 67231465_2759683640711761_407266...
by maxracesoftware
Thu Sep 23, 2021 12:22 am
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

How do you keep the 292's from cracking?...lol. That's what put an end to mine. A crack between the intake and exhaust seat. None of the local shops wanted to attempt fixing it and I figured they probably aren't worth what I would have to spend to get them repaired anyway. They ran decent for what ...
by maxracesoftware
Wed Sep 22, 2021 11:50 pm
Forum: Engine Tech
Topic: Air Die Grinder Tricks
Replies: 12
Views: 578

Re: Air Die Grinder Tricks

Larry What brand and grit do you like the best for cartridge rolls? I find the recent brown ones don’t last very long before Glazing or falling apart. in one of the Pics above the Orange Rolls are Ceramic 3M 747D 60 Grit and the Brown ones are Merit 60 Grit the Ceramic Orange 3M 747D 60 Grit Rolls ...
by maxracesoftware
Wed Sep 22, 2021 3:28 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

most all those #292 Turbo Templates ( RAFF ) are from 1980's years , and most Templates were for Roy and Keith Raftery's SBC 383cid engine i Ported Turbos and built the engine for . They bought Alan Patterson's famous Tan-colored CompEliminator Roadster and ran this Roadster mostly at the Lake Charl...
by maxracesoftware
Wed Sep 22, 2021 2:10 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

by cgarb » Tue Sep 21, 2021 7:45 pm I would hate to see the hours in those 292's...I have a set I ground on and they are not nearly ground out like those and I know the time I have in them. Hats off to you sir...were they billable hours I hope? by 1980RS » Tue Sep 21, 2021 8:13 pm The only 292's I ...
by maxracesoftware
Tue Sep 21, 2021 6:57 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

20210921_151814_CutHat_320Glasses_HeadPhones_N95Mask.jpg
20210921_151141_CutHatBrimOff1.jpg
20210921_150908_LPS2_Case.jpg
20210921_150730_LPS2_Burr_Dipping.jpg
20210921_150630_NHRA_Record_Turbo292IntPort.jpg
by maxracesoftware
Tue Sep 21, 2021 6:56 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

20210921_150235_variousCenterDividerTemplates1.jpg
20210921_150213_IntManifoldRunnerAngleFinder1.jpg
20210921_145842_292TurboCenterDivider1.jpg
20210921_145836_034BowtieCenterDivider1.jpg
by maxracesoftware
Tue Sep 21, 2021 6:55 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

20210919_234551_variousTemplates2.jpg
20210919_234525_variousTemplates1.jpg
20210919_234328_Track1ExhSTCurve2.jpg
20210919_234116_Track1IntSTCurve1.jpg
20210919_233941_Track1ExhSTCurve1.jpg
by maxracesoftware
Tue Sep 21, 2021 6:53 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

20210919_233735_Stem_and_Track1_ExhSTCurve1.jpg
20210919_233639_Track1_IntPort1.jpg
20210905_180736_ChamberTemplateInt.jpg
20210905_180756_ChamberTemplateExh.jpg
by maxracesoftware
Tue Sep 21, 2021 6:50 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

20210919_233639_Track1_IntPort1.jpg
20210919_233549_Track1_CenterDividers2.jpg
20210919_232755_Track1_IntPort1.jpg
20210905_181121_CenterDividers1.jpg
by maxracesoftware
Tue Sep 21, 2021 6:49 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

Re: How to turn Yourself into a Human CNC Machine

20210905_180716_Roy_and_Keith_Rafferty_292Turbo_Int.jpg
20210905_180736_ChamberTemplateInt.jpg
20210905_180756_ChamberTemplateExh.jpg
20210905_180902_PortLayoutTemplates1.jpg
by maxracesoftware
Tue Sep 21, 2021 6:47 pm
Forum: Engine Tech
Topic: How to turn Yourself into a Human CNC Machine
Replies: 18
Views: 822

How to turn Yourself into a Human CNC Machine

How to turn Yourself into a Human CNC Machine a CNC Machine with all the Tooling/Fixtures cost hundreds of Thousands of Dollars ! and for a very small $ Price comparison , you can accomplish same accuracy + results with a Vertical Mill + Goodson 3D Cutters + 0.090" or 0.125" thick aluminum Template...