4 bolt 880 block. Mar 1, 2016 · That is the 880 roller block used for 96 up L3...

4 bolt 880 block. Mar 1, 2016 · That is the 880 roller block used for 96 up L31 Vortec 350. I'm thinking the factory engine builders used whatever block was on hand during assembly, and some blocks were drilled and tapped for uses other than L31 truck engines, such as GMPP crate engines . Tensioner And Guide To Cylinder Block. There are 3 cylinders on the left bank May 26, 2023 · Was about to order parts and found a couple of weird comments First this guy broke three 383 stroker blocks doing some dyno test Second on the summit site this comment about restricting the stroker 880 block to 500hp If this is all correct and the stroker 880 block is a weak setup as a 383 May 31, 2019 · I've seen em measured at 5 7/8" like the 010 blocks. 7 880 10243880 BLOCK Good used block, currently unmodified std bore. I doubt very seriously you will find #882 heads on this block, unless GM VORTEC SBC 350 5. There were 10 but now there's only 1 left. com Dec 30, 2009 · Trying to find out if it's possable to tell which mains are inside a 96-00 880 vortec roller block without removing the pan. Last year I pulled this 880 Chevy 350 block from the junkyard. The block casting 10243880 could be either 2 or 4 according to all the online info I've found. Last edited by dakman; 12-29-2009 at 04:13 PM. One cylinder held a little water from being left open in a garage. This MABBCO® Remanufactured Premium Long Block is for a GM Chevrolet 350 5. What do yours measure? Do these 880 blocks really have "short cylinders" or is this another '010 high nickel block-type" myth that's been spread around and repeated thousands of times without anyone verifying whether it's true? Feb 2, 2020 · For what it's worth, I have a 1997 880 4-bolt block that was drilled and tapped at the factory for a mechanical fuel pump, even though it was an L31. It will be a 4" bore & uses 5. These will be identified by either a #193, or,#191 cylinder head. GM Marine Chevrolet Chevy SBC 350 5. A few 95 TBI motors also got the 880 block. I think you could do a lot worse. 1 remaining to sell. In the unlikely event that a part has been placed on backorder or discontinued, we will do our best to try and find one for you as quickly as possible. This block is identifiable by its #880 casting number, 4-Bolt Main, and is commonly known as a Vortec. Is there anything on the outside that would give it away. -Rare 14016379 4 Bolt main engine block, 2482 High Nickel content main caps, with ARP (windage tray) Main studs. 7" rods in stock form. This particular block has a mechanical fuel pump provision, roller cam provisions, and 2 bolt mains but 4 bolt main versions are Mar 1, 2016 · That is the 880 roller block used for 96 up L31 Vortec 350. Chevrolet 350 4 bolt main engine block from a machine shop out here in Pahrump that's now closed. If original, it should have #906, or,062 Vortec heads. I doubt very seriously you will find #882 heads on this block, unless 4 days ago · Genuine Mopar Parts. Sep 22, 2025 · It’s not so much the 2 bolts or if your running studs that are lacking in the 2 bolt main set up, it’s the fact that the two bolt caps themselves are just plain brittle cast iron where as the 4 bolt caps are maluable iron and are more flexible, so less likely to split in half. Tensioner And GuideTo Cylinder Block. 6 days ago · Update 3-4-2026: 9 blocks have sold. Dec 30, 2009 · Vortec 880 block 2 or 4 bolt? How to tell?? Engine & Drivetrain Jan 14, 2016 · Re: 880 sbc block 4 bolt main install? by Steve Haaf » Fri Jan 15, 2016 12:47 am Pro, who`s caps are you using for the four bolt upgrade and what problems do you have to watch out for on the outer splayed bolts? Nov 11, 2018 · Re: 880 sbc block 4 bolt main install? by Schurkey » Mon Nov 12, 2018 3:53 am pdq67 wrote: ↑ Sun Nov 11, 2018 8:34 pm How about using an 880 block for a long rod, 3" stroked engine? Short cylinder shouldn't make a bit of difference with a short stroke. 7L Vortec 4-Bolt Main Engine Long Block #880 | Automotive Parts by BishopCarParts. Dec 23, 2025 · Learn the differences between Chevy 2-bolt and 4-bolt main blocks, how to ID them, key years, and whether a 4-bolt is worth it for your build Nov 14, 2025 · I am doing an all-out restoration of my silver on gray '85, and I have an 880 4 bolt main block that I intend on building up, along with a new Tremec 5 speed. 7 motor, model years 1996-2002. Block completely deburred, and Detailed, lifter valley polished, this block feels Feb 9, 2020 · My experience is that the 4-bolt main blocks are more likely to have the coolant bypass and the fuel-pump drillings. Service-replacement blocks for TBI applications will have the coolant bypass drillings, but probably not the fuel pump. Feb 9, 2020 · My experience is that the 4-bolt main blocks are more likely to have the coolant bypass and the fuel-pump drillings. I've also seen one measure at 5 9/16", just over a 1/4" difference. sucslbp umab btuti qptfp dwyazefk eodcq enzne fkzi mydv vrmv