Gm 3970010 block

The block casting number on smallblock and big block Chevy V-8 motors is located on a ledge found at the rear of the block, most often on the driver's side. ... 3970010: 302: 69: Camaro Z/28 - 4 bolt main bearings: 3970010: 327: 69: 2 bolt main bearings - trucks: 3970010: 350: 69 - 80: 2 or 4 bolt main bearings: 3970014: 350: 70 - 76:

One forum quoted that GM moved date codes to the side of the block in the 70's. This is passenger side between the core plugs. Block code (in the usual place) confirmed as 3970010 "M" code next to this. ... It definately has the 3970010 code at the back of the block on the drivers side. '72 sounds much better than '80! Also,Until you take the pan off, don't assume its a 4 bolt just because of the casting number... been burned by that issue myself. Got a 77 3/4 ton van... was original, and a 3970010. Got it home, cut the van apart around it, put it on the stand. Started to disassemble it for the rebuild and found it was a 2 bolt. So I forked out a lil extra and put ...re: 3970010. Can you post the id letters and numbers that you see on the engine block on the the small extension of the block surface just below and ahead of the head on the passenger side. I have some books that might reveal some info re: the year of the engine. BTW my own 383 stroker has a number that I cannot seem to find anywhere …

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The code is 3970010 (69-79 or 80 350). I am trying to figure out any other information about this block, what year, what it came from, etc. I have not dropped the pan yet, so I do not know if it has 2 or 4 bolt mains. I am assuming that it is a 350 and not one of the '69 302s or 327s.The block # is 3970010. I ordered this engine new over the parts counter from a Chevy dealer in 1972. I thought it was a 1970 LT1, but the CEC prefix doesn't match up with anything I can find in the books. ... 1972 when I paid Luby Chevrolet in Denver, CO $434.36 for a block with part number 3966921. According to information I have found on the ...The #3970010 casting block is the most common four-inch bore block ever made. It comes from a 350 and likely has a forged steel crank, but the heads are terrible for performance improvements. The design uses 1.72-inch intake valves, measuring out to around 8.2:1 when appropriately installed.The block casting number (drivers rear at back of block) is 3970044. No one seems to think this correct, but that is what it is. We do not know what the engine came out of. The number on the passenger side of engine on the pad are 14L192810 then 10219CMA. I believe it is a 350.

Ventilators assembled by GM and Ventec Life Systems were delivered to hospitals Thursday night with more making their way to facilities today and through the weekend, the first in ...3970010 350 block is what I'd call the normal 350 4 bolt main block. GM used millions of these over the years. Some of them have 2 bolt caps installed. same block casting is used for both 2 and 4 bolt caps. AFAIC a real 69 Z/28 302 block will have the 386 casting number and the partial VIN ending in the DZ code stamped into the front of the ...Mar 11, 2009 · 1 post · Joined 2010. #6 · May 15, 2010. i have a small block 3970010. lg1969 said: It's used on 69' 302 Z/28 4 bolt main. 327 truck and industrial. 350 from 1969 - 1980. The block can be either 2 or 4 bolt main. You have to look at suffix letter in front of the block on the pass. side. Behind the alt.Is the Chevy 350 block with casting numbers of 3970010 have more nickel? Blocks that have more nickel have 010 or 020 under the timing cover, meaning 10% and 20% nickel.

To SBC Block Casting Number 14010207. C3 Tech/Performance - SBC Block Casting Number 14010207 - I am having a 383 stroker built for my 71 . I had specified to the engine builder I wanted a casting#3970010 block since this was the original. I was concerned about all the accessory holes, clutch cross-shaft mount , etc.First, small block chevy block castings changed certain features over the years, and early model 3970010 blocks had a longer pad in the numbers-stamping area in front of the passenger cylinder head. The short, almost square pad you show in your photos is from mid-to late 1970's. ….

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1 post · Joined 2008. #1 · Aug 3, 2008. I have recently aquired a chevy small block and I'm having trouble finding out exactly what it is. I have found Four numbers. 3970010 along with "hecho en mexico" on the back drivers side. 254 on the back passenger side. 010 on the drivers side in front of the oil filter. and the engine code is "MK01800."The heads will work on the block - They are the swirl chamber heads mostly used on Chevy and GMC Truck T.B.I. 350 c.i. - center bolt valve covers (1987-95) - If you are looking for any kind of performance out of your motor, you may want to use a different head - the swirl port was not the best design for performance - they were used mostly for low end torque which is why the vast majority came ...Second cylinder block photo This photo is also of a 3970010 block, cast in 1969, that does NOT have the 010/020 cast under the timing chain cover. This is the cylinder block in the 57 wagon in my profile photo. I took the pictures during final assembly of the engine. It is important to note that this block is NOT a 4 bolt block.

This is the cylinder block in the 57 wagon in my profile photo. I took the pictures during final assembly of the engine. It is important to note that this block is NOT a 4 bolt block. It is a 2 bolt original 327 block, although I understand that 3970010 was also used for 302's and 350's which also have a 4" bore. Driver.Re: how much can a 3970010 block handle, it has the 010 high nickel casting ive personally run dyno proven 976 hp on a factory 2 bolt block with aftermarket caps and a half fill .biggest problem was keeping head gaskets on, because everything moved so much at those power levels. also had some main cap walk .had to be very …

tv schedule for knoxville tn 1 post · Joined 2008. #1 · Aug 3, 2008. I have recently aquired a chevy small block and I'm having trouble finding out exactly what it is. I have found Four numbers. 3970010 along with "hecho en mexico" on the back drivers side. 254 on the back passenger side. 010 on the drivers side in front of the oil filter. and the engine code is "MK01800."26. Car. 1978 Monte Carlo 383 slammed. May 6, 2020. #7. Yeah that's an 8 ... i would say GM decided for the made in mexico block they would make the 3 an 8 . Also with the original 3970010 blocks the numbers were bigger too so they didnt just swap a 3 for an 8 when they added in the made in mexico. As far as i know the stuff that comes off the ... quest diagnostics west palm beachyerf dog go kart front end parts Chevy Small Block - Engine Block Casting Numbers Notes (for below): "High Power" is the maximum rate HP this block was used for, "Low Power" is the lowest rated horsepower RPO engine the block was used in. "Main Caps" is the number of bolts holding the cap. A "two-bolt" main, or a four-bolt main. Four bolt main blocks are desirable in high performance applications because the extra strength of ... pitbull breeders in maryland Small Block Chevrolet. LB=Long Block ... 70 0-B-24 3970010 350 2 SB KO304CNV, canadian 70 D-2-0 3970010 350 2 BB VO406CNN ... publix hot bar schedulebernalillo court case lookuplos angeles black clubs Item description from the seller. Up for sale: CHEVROLET 1971 350 STD 4.00' BORE 3970010 ENGINE BLOCK 2 BOLT CGA A F X BODY CAMARO CHEVELLE NOVA 350 The tag reads CCA its wrong its CGA 350 only /RF7/. Please note that the pictures count as most of the description. Please see pictures for additional details.have a chevy 350 engine #3970010 how can i tell if it is a 2 bolt or 4 bolt main. Answered in 8 minutes by: Chevy Mechanic: Anthony. Hi and welcome to Just Answer! That casting number was either 2 or 4 bolt main, the only way to be positiove is to take off the oil pan and look at the mains. Anthony. fishtales seafood restaurant zebulon menu 3970010 block 3998991 heads. Need some insight from you SBC motor guys. I have this SBC sitting in the shop decided to rebuild it. I tore it down today. It is a 3970010 4 bolt main 350. Dished pistons with the valve relieves. Cam had one rounded off lobe and the lifter that ran on that lobe was concaved.High nickel block.Stud the bottom end,square everything (machine work).I've used this very block in several drag motors.Making 580H.P right now with one thats 7 years going strong...600 H.P is what I'd rate it at pretty easy. (best block to use IMO for a drag app.) with less than 400 cubes. Reply. 07-30-2010, 09:33 AM. # 4. certifit auto body parts locationsflying j odessa photoshonda acty for sale maryland Tags Chevy 350 Subjects. Animals & Plants Arts & Entertainment Auto Beauty & Health Books and Literature Business Electronics ... What is a GM 3970010?