Building an inline 6 Chevy 250 engine
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A relatively easy to find head to swap on the 250 inline Chevy is casting number 3864883 from a 194 cid Chevy inline 6 engine. If it's milled 0.060", it will give about 10:1 compression on a Chevy 250 using stock type pistons. | A relatively easy to find head to swap on the 250 inline Chevy is casting number 3864883 from a 194 cid Chevy inline 6 engine. If it's milled 0.060", it will give about 10:1 compression on a Chevy 250 using stock type pistons. | ||
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| + | ===One-off custom aluminum head=== | ||
| + | The head shown below was made from a pair of Pro Topline SBC heads cut and welded to make them into an inline six head destined to be used on a 292 Chevy block. | ||
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| + | [[File:Protopline inline 6 head 1.jpg]] | ||
| + | [[File:Protopline inline 6 head 2.jpg]] | ||
| + | [[File:Protopline inline 6 head 3.jpg]] | ||
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| + | Just goes to show you what can be done with enough skill, tools, time and dedication. | ||
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| + | [http://sissellautomotive.com/ Kay Sissell] has also done some custom heads for the inline Chevy six. He now offers ported cast iron heads and other parts. | ||
===Intake port mods=== | ===Intake port mods=== | ||
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|[[File:Holley 390cfm.jpg|thumb|275px|center|Holley 0-8007 model 4160 390 CFM square bore. 4 barrel, vacuum secondary, electric choke]] | |[[File:Holley 390cfm.jpg|thumb|275px|center|Holley 0-8007 model 4160 390 CFM square bore. 4 barrel, vacuum secondary, electric choke]] | ||
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| + | ==Camshafts== | ||
| + | There are still manufacturers stocking cams for the Chevy inline engines. | ||
| + | *[http://www.iskycams.com/onlinecatalog.html Isky catalog], see pages 126-127 | ||
==Timing gears== | ==Timing gears== | ||
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*[http://www.stoveboltengineco.com/ Langdon’s Stovebolt Engine Co.] | *[http://www.stoveboltengineco.com/ Langdon’s Stovebolt Engine Co.] | ||
*[http://www.cliffordperformance.net/index.html Clifford Performance] | *[http://www.cliffordperformance.net/index.html Clifford Performance] | ||
| + | *[http://sissellautomotive.com/ Sissells Automotive] | ||
{{youcanedit}} | {{youcanedit}} | ||
[[Category:Engine]] | [[Category:Engine]] | ||
[[Category:GM]] | [[Category:GM]] | ||
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