Cadillac engine knowledge
(→1968-'76 general engine specifications: format tables) |
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==1968-'76 general engine specifications== | ==1968-'76 general engine specifications== | ||
| − | {|border="1" cellpadding="2" cellspacing="0" | + | {|border="1" cellpadding="2" cellspacing="0" |
| + | |-bgcolor="#CCCCFF" | ||
! Year !! CID !! Fuel !! Horsepower<br>@ RPM !! Torque<br>@ RPM !! Bore x Stroke<br>(inches) !! Compression<br>Ratio | ! Year !! CID !! Fuel !! Horsepower<br>@ RPM !! Torque<br>@ RPM !! Bore x Stroke<br>(inches) !! Compression<br>Ratio | ||
|- | |- | ||
| 1968-'69 || 472 || 4bbl || 375@4400 || 525@3000 || 4.300x4.060 || align="center" | 10.5-1 | | 1968-'69 || 472 || 4bbl || 375@4400 || 525@3000 || 4.300x4.060 || align="center" | 10.5-1 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1970 || 472 || 4bbl || 375@4400 || 525@3000 || 4.300x4.060 || align="center" | 10.0-1 | | 1970 || 472 || 4bbl || 375@4400 || 525@3000 || 4.300x4.060 || align="center" | 10.0-1 | ||
|- | |- | ||
| 1970 || 500 || 4bbl || 400@4400 || 550@3000 || 4.300x4.304 || align="center" | 10.0-1 | | 1970 || 500 || 4bbl || 400@4400 || 550@3000 || 4.300x4.304 || align="center" | 10.0-1 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1971 || 472 || 4bbl || 375@4400 || 525@3000 || 4.300x4.060 || align="center" | 8.8:1 | | 1971 || 472 || 4bbl || 375@4400 || 525@3000 || 4.300x4.060 || align="center" | 8.8:1 | ||
|- | |- | ||
| 1971 || 500 || 4bbl || 365@4400 || 535@2800 || 4.300x4.304 || align="center" | 8.5:1 | | 1971 || 500 || 4bbl || 365@4400 || 535@2800 || 4.300x4.304 || align="center" | 8.5:1 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1972-'73 || 472 || 4bbl || 220@4000 || 365@2400 || 4.300x4.060 || align="center" | 8.5:1 | | 1972-'73 || 472 || 4bbl || 220@4000 || 365@2400 || 4.300x4.060 || align="center" | 8.5:1 | ||
|- | |- | ||
| 1972-'73 || 500 || 4bbl || 235@3800 || 385@2400 || 4.300x4.304 || align="center" | 8.5:1 | | 1972-'73 || 500 || 4bbl || 235@3800 || 385@2400 || 4.300x4.304 || align="center" | 8.5:1 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1974 || 472 || 4bbl || 220@4000 || 365@2400 || 4.300x4.060 || align="center" | 8.25:1 | | 1974 || 472 || 4bbl || 220@4000 || 365@2400 || 4.300x4.060 || align="center" | 8.25:1 | ||
|- | |- | ||
| 1974-'75 || 500 || 4bbl || 210@3600 || 380@2000 || 4.300x4.304 || align="center" | 8.25:1 | | 1974-'75 || 500 || 4bbl || 210@3600 || 380@2000 || 4.300x4.304 || align="center" | 8.25:1 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1975 || 500 || EFI || 210@3600 || 380@2000 || 4.300x4.304 || align="center" | 8.25:1 | | 1975 || 500 || EFI || 210@3600 || 380@2000 || 4.300x4.304 || align="center" | 8.25:1 | ||
|- | |- | ||
| 1976 || 500 || 4bbl || 190@3600 || 360@2000 || 4.300x4.304 || align="center" | 8.5:1 | | 1976 || 500 || 4bbl || 190@3600 || 360@2000 || 4.300x4.304 || align="center" | 8.5:1 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1976 || 500 || EFI || 215@3600 || 400@2000 || 4.300x4.304 || align="center" | 8.5:1 | | 1976 || 500 || EFI || 215@3600 || 400@2000 || 4.300x4.304 || align="center" | 8.5:1 | ||
|}<br> | |}<br> | ||
| − | === | + | ===1968-'76 tune-up specifications=== |
{|border="1" cellpadding="2" cellspacing="0" | {|border="1" cellpadding="2" cellspacing="0" | ||
| − | ! Year !! CID !! Fuel !! Plug (gap in.) !! Ignition!! Timing<br>°BTDC !! Intake open<br>°BTDC !! Idle RPM | + | |-bgcolor="#CCCCFF" |
| + | !Year!!CID!!Fuel!!Plug (gap in.)!!Ignition!!Timing<br>°BTDC!!Intake open<br>°BTDC!!Idle RPM | ||
|- | |- | ||
| 1968-'69 || 472 || 4bbl || 44N (.035) || points .016"|| align="center" | 5B || align="center" | 18 || align="center" | 550 | | 1968-'69 || 472 || 4bbl || 44N (.035) || points .016"|| align="center" | 5B || align="center" | 18 || align="center" | 550 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1970-'71 || 472 || 4bbl || R46N (.035) || points .016"|| align="center" | 8B || align="center" | 18 || align="center" | 600 | | 1970-'71 || 472 || 4bbl || R46N (.035) || points .016"|| align="center" | 8B || align="center" | 18 || align="center" | 600 | ||
|- | |- | ||
| 1970-'71 || 500 || 4bbl || R46N (.035) || points .016"|| align="center" | 7.5B || align="center" | 18 || align="center" | 600 | | 1970-'71 || 500 || 4bbl || R46N (.035) || points .016"|| align="center" | 7.5B || align="center" | 18 || align="center" | 600 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1972-'73 || 472 || 4bbl || R46N (.035) || points .016" || align="center" | 8B || align="center" | 34 || align="center" | 600 | | 1972-'73 || 472 || 4bbl || R46N (.035) || points .016" || align="center" | 8B || align="center" | 34 || align="center" | 600 | ||
|- | |- | ||
| 1972-'73 || 500 || 4bbl || R46N (.035) || points .016" || align="center" | 8B || align="center" | 34 || align="center" | 600 | | 1972-'73 || 500 || 4bbl || R46N (.035) || points .016" || align="center" | 8B || align="center" | 34 || align="center" | 600 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1974 || 472 || 4bbl || R45NS (.035) || points .016" || align="center" | 10B || align="center" | 21 || align="center" | 600 | | 1974 || 472 || 4bbl || R45NS (.035) || points .016" || align="center" | 10B || align="center" | 21 || align="center" | 600 | ||
|- | |- | ||
| 1974 || 500 || 4bbl || R45NS (.035) || points .016"|| align="center" | 10B || align="center" | 21 || align="center" | 600 | | 1974 || 500 || 4bbl || R45NS (.035) || points .016"|| align="center" | 10B || align="center" | 21 || align="center" | 600 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1974 || 500 || 4bbl || R45NS (.035) || align="center" | HEI || align="center" | 10B || align="center" | 21 || align="center" | 600 | | 1974 || 500 || 4bbl || R45NS (.035) || align="center" | HEI || align="center" | 10B || align="center" | 21 || align="center" | 600 | ||
|- | |- | ||
| 1975-'76 || 500 || 4bbl || R45NSX (.060) || align="center" | HEI || align="center" | 6B || align="center" | 21 || align="center" | 600 | | 1975-'76 || 500 || 4bbl || R45NSX (.060) || align="center" | HEI || align="center" | 6B || align="center" | 21 || align="center" | 600 | ||
| − | |- | + | |-bgcolor="#eeeeee" |
| 1975-'76 || 500 || EFI || R45NSX (.060) || align="center" | HEI || align="center" | 12B || align="center" | 21 || align="center" | 600 | | 1975-'76 || 500 || EFI || R45NSX (.060) || align="center" | HEI || align="center" | 12B || align="center" | 21 || align="center" | 600 | ||
|}<br> | |}<br> | ||
| − | + | ==Firing orders== | |
*[http://www.crankshaftcoalition.com/wiki/GM_firing_orders#Cadillac Cadillac firing orders] | *[http://www.crankshaftcoalition.com/wiki/GM_firing_orders#Cadillac Cadillac firing orders] | ||
| − | + | ==Fastener torque specifications== | |
| − | + | ;{{!}}In ft/lbs | |
| − | {|border="1" | + | {|border="1" cellpadding="2" cellspacing="0" |
| + | |-bgcolor="#CCCCFF" | ||
! Year !! Disp. !! Head !! Rod !! Main !! Crank damper !! Flywheel !! Intake !! Exhaust | ! Year !! Disp. !! Head !! Rod !! Main !! Crank damper !! Flywheel !! Intake !! Exhaust | ||
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