Olds 455 oiling issues

Author: jyeq

August undefined, 2024

WebMar 31, 2012 · The issue with Olds oiling is that too much oil gets pumped to the heads via the lifters- These restrictors only restrict the oil going to the cam bearings, not the lifters. … WebJun 30, 2024 · 455 Olds. Issues. 455 Olds. Issues. Just picked up a new boat. 455 Olds 71 tahiti hull. Took out for a shakedown. Had oil coming up the dip stick noticed there's no o …

Oldsmobile 455 Big Block Engine Build - Car Craft Magazine - MotorTrend

WebOct 8, 2010 · All of these blocks were 735 blocks, and they have 455 cast in them here.. It should be noted here that all blocks are subject the the issue of core shift, read the sticky on sonic checking blocks in this forum. Don't assume because you have a late block, that it's suitable for your build. Block VIN number WebJan 6, 2002 · The starving for oil problem with the olds is largly due to the small oil return holes in the heads. the extra volume of oil pumped to the top at high rpm can not drain back to the pan fast enough. Extra volume oil pans will give you a margin of saftey to avoid sucking the pan dry. bastian rabe

Olds 455 Marine/Jet Questions Performance Boats Forum

WebJul 1, 2010 · I've had much success with Olds 455 in my cars (I have a 70' W-30 with a motor that I rebuilt back in 1979 and it still runs like new). I believe if I address the oiling and clearance issues on the BBO in the boat, it can be just as reliable. WebJun 17, 2010 · I have a 455 in my 84 cutlass, I took the timing cover off and it appears that I am not getting any oil on it. I have done some research and it appears that there is a plug behind the cam gear that has a small hole in it. I am guessing that this may be plugged. WebNov 16, 2024 · Small-Blocks. Oldsmobile small-block V-8s consisted of a variety of cubic-inch models, including the 260-, 307-, 330-, 350-, and 403-ci engines. For high-performance use, the 350- and 403-ci versions are the most popular with Olds enthusiasts. The Sunnen CK 10 cylinder hone does a great job of honing cylinders round and with little distortion. talaka proti slunci

455 olds

WebJan 6, 2011 · Whether your car has any known problems: Oil clearances are wide, on the order of .0035-.004". This is a necessity on this engine at current horsepower levels. … WebDec 28, 2016 · As far as oiling older blocks need a bigger pickup tube ,oil passage drilled out to 5/8 ,9/16 minimum. Booster plate on oil pump. Don't use the hi volume long gear set as it loads up cam bearing. Which is the next oil problem. Oil pump drive is too far forward of any support so it deflects at cam bearing. bastian puneWebView Full Version : 455 Olds Oiling Problems cris17r 05-06-2008, 03:49 PM I Just Bought A 1969 Biesemeyer With A 455. It Has The Huge 10 Liter Oil Pan. I Would Just Like To Know What Are The Oiling Problems These Engines Have, And What I Can Do To Stay Away From Those Promblems. bastian ragu

"WebJul 5, 2024 · 26K views 5 years ago The Oldsmobile v8 is my absolute favorite engine in the world. However as everything in this world has its pros n cons, the olds engineers overlooked this one simple... " - Olds 455 oiling issues

Olds 455 oiling issues

455 Oldsmobile Oil Starvation Hot Rod Forum

WebMay 22, 2015 · Oil on the top end is needed to lubricate the rocker fulcrum and cool the valve springs, this is especially important at high RPMs and certainly moreso with an aggressive … WebSep 9, 2009 · I saw that a 'quick fix' way to reduce some of the oiling problems on the 455 olds is to run restricted pushrods, that only have a 0.040 hole thru them. This is supposed …

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WebOct 24, 2012 · As I understand it this is an inherent issue with these motors, it just seems too low for my liking. 1976 455 fresh build with Edelbrock heads and intake, speed pro forged pistons, comp cams flat hydraulic. I inspected the cover throughly for wear and installed a high pressure kit (1/4" taller gears and that goofy spacer plate with dowel pins). WebOct 21, 2024 · The forged aluminum, anti-friction-coated Mahle pistons (p/n 930274585) take extremely thin, but effective, 1.0-mm top and second rings with 2.0-mm oil scrapers …

WebJan 7, 2003 · The 455's Achilles' heel is a poor oil return system. The narrow passages from the stock heads do not allow oil in the valvetrain to return to the pan in an efficient … WebFeb 23, 2024 · Although small oil return passages make the 455 V8 a less-than-ideal option for continued high RPM use, these can be fixed with a larger oil pan and an oiling restriction system. Perhaps the best part about choosing the Oldsmobile 455 for your project is …

WebFeb 28, 2009 · Cant say much about the old Olds except to remember that a 394 powered Starfire were a force to be reconded with back in the day. Never saw a broken one. Not once ever. The 455 now I have done a lot of these. Very good motor. Huge torque and power wth very little tweaking. WebJun 25, 2007 · Option 1. build a healthy 455 olds and hope that oiling issues with BBO motors and higher prices on olds parts don't bit me in the butt. or Option 2. build a 454 or 496 chevy and just deal with the whole stereotype of bastardizing an Olds. comment are welcome............. S Staged67GSPWR Registered Joined Jan 17, 2002 272 Posts #2 · Jun …

WebRebuilt my Olds 455 jet boat motor. Complete with high volume oil pump, 10 quart pan, with 15w40 rotella and installed oil restricters in the cam feed lines only. now at high R.P.M.'s …

WebAug 16, 2024 · One of the oiling issues mostly affects the 1970 blocks due to smaller passages. This leads to less oil pressure at high RPM’s. Drilling out the oil passages is a way to solve this issue on the ’70 455 engine blocks. The more common issue is the oil pump housing wearing down. talaka divorceWebMar 16, 2007 · Main reason I say this is a guy I knew with a old school Monte Carlo with a olds 455 in it, had super low oil pressure (20psi WOT), but he said because he had plenty of volume the motor was good. Because of this thinking I was thinking when I build a 2.4 to drill out the oil passages (bigger) and try to find a high volume pump. talakitok fish priceWebFind many great new & used options and get the best deals for 65-77 OLDSMOBILE GM 350 400 455 USED OEM OIL FILTER ADAPTER HOUSING 6438195 at the best online prices at eBay! Free shipping for many products! bastian radioWebOct 1, 2010 · We found a used 455 short-block on Craigslist that got us started. The crank was wasted, but for $200, we bought the short-block and an extra crank that we discovered had a trashed thrust... bastian rangWebMany people try adding a high volume pump to address the Olds 455’s oiling issues but in stock form these engines have a very poor oil return from the heads to the pan. A high … talakona rooms to tirumala distanceWebJun 17, 2010 · I have a 455 in my 84 cutlass, I took the timing cover off and it appears that I am not getting any oil on it. I have done some research and it appears that there is a plug … talakadu riverWebPontiac 455 Engine Modifications: Modifying Oil Gallery Plugs AlchemistLair 15K views 10 years ago Building a Blown Pontiac Killer from a 185HP Mid-70s Smog Engine! Let's Tear it Down!!! Stay... talak raj\u0027i