After ensuring the bearing shells and their seating surfaces on the rods are clean, install the lower connecting rod bearing shell into the rod cap and the upper shell into the top portion of the rod. Install the bearing cap. I got my rods and new pistons back from the machine shop (resized, new bolts and RR pistons) and am starting assembly. The connecting rod bearing shells are precision made and are of the replaceable type. Rod and cap mating surfaces must be clean or engine damage can occur. And both sides of the rods and bearings are the same for my build. Section 1.19 Piston and Piston Ring. Note how this Calico main bearing extends slightly beyond the hous¬ing bore. CAT C13 Main Bearing Bolts S/N - JAM1-UP S/N - KCA1359-UP S/N - KCB6818-UP step 1 = 150 +- 7 Nm, 110 +- 5 lb.ft step 2 = + 60 degrees S/N - KCA1-1358 S/N - KCB1-6817 step 1 = 50 +- 5 Nm, 110 +- 4 lb.ft step 2 = + 60 degrees. The locking tang of the connecting rod cap must face toward the intake side of the cylinder block. Then I put a "F" on it with a sharpie. 20 Posts . The long end of the connecting rod must be assembled on the intake or camshaft side of the engine. Jump to Latest Follow 1 - 6 of 6 Posts. fletch. I was thinking... when I checked my rod bearings, one of the rod's serial numbers were on the opposite of the others. Just make sure that when your piston is installed on the rod, that the tangs are on the exhaust side of the piston. The end seals for the intake slipped over the rails on both ends, just like they did on the small block Chevys. Then split them up odd/even with the proper ends facing up for front. the piston tops have numbers on the them which are all on the right side, not 5 of 6 . Posted by GSXeclipsePSI, Oct 1, 2009. The cam bores were bigger and there was a rear seal holder that covered up the oil and water passages in the back of the block, too. CAT C13 Connecting Rod Bolts step 1 = 130 +- 7 Nm, 95 +- 5 lb.ft step 2 = + 60 degrees. The bearing loads are not symetrical, though, and there is a greater loading under the power stroke, and this is biased in the anti-clockwise direction of the bearing, looking from the front. Step 6: The crank is positioned at the bottom of its throw for the corresponding rod installation. Level 3: An expert who has achieved level 3 by getting 1000 points. Rod And Main Bearing Installation With King Engine Bearings By Kyle Kitchen April 28, 2017 Engine assembly is one of those processes that understandably terrifies a majority of the DIY-type enthusiasts out there, and for good reason. The upper and lower bearing shells are located in the connecting rod by a tang at the parting line at one end of each bearing shell. But , Which side of the rod faces the front of the engine. Jump to Latest Follow 1 - 9 of 9 Posts. A connecting rod vice holds rods securely for torquing or loosening bolts on the workbench. its the direction of the rod versus the direction of the piston that I am trying to figure out. the bearing notches should all go towards the oil pan rail(i think, that's how this rod i have in my hand is anyway). If I understand correctly the bearing tangs on the connecting rods should be oriented away from the force on the power stroke. The way I consider it, and opinions WILL vary, is that the tangs may cause a slightly compromised support area whereas the full bearing support will potentially offer a little more support. Paul . Update: Should it point towards the center of the block or towards the outsideof the block when looking at # 1 cylinder from upside down and the connecting rod bolted on the crank shaft? Half of the big-end bearing is inserted into the rod end. Also, there will be a number stamped on the rod close to where it meets the cap, and that number should face OUTWARD. New Port Richey, Florida . The main bearing "tangs" are located opposite on all 4 rear mains, this is number's 2, 3, 4, and 5. When the clearance between the shell and the crank is too tight or there's not enough oil in the bearing interface, then the crank can grab the bearing and try to spin it in the rod. Hi, I have the scat H-Beam rods, I'm about to install them now I just need to know which direction I install the rods? These two notches are always on the same side of the bore. Which direction do the rods on a smallblock chevy face ? The rod caps are all on correctly, im not that much of a newb. Note: Be sure the connecting rod bolts have not been unseated or turned and the bearing locating tang is in its proper location. All original equipment big-block rods are physically interchangeable. Rod Rule 2: All even-numbered rods/pistons (number-2, number-4, number-6, or number-) should be assembled with the rod bearing locking tangs pointing DOWN and the front arrow pointing to the RIGHT. Alexander Mimun. andy p.s. Step 7: Insert the rod into the bore, taking care not to let the studs or rods scrape the cylinder. Kabooom! Print this page; Share this page × Ad. Joined Jul 7, 2003. The additional chamfer allows clearance on the fillet of the crankshaft. This is in a 4.6 Windsor block with Cobra crank. if there are cam oil holes, they all aim inward/upward. right ? 565 6. i do not know what you mean by groove. Discussion in '2005+ Mustang GT 4.6L Tech' started by BeachMonkey100, May 16, ... if he's referring to the tang then it somewhat makes sense. 2.2 gm torque specs head, rod bearings, direction of bearing tang 1996 s10 Posted by tnash682 on Jun 30, 2010. Also, pay attention to the chamfered edge on the rods. 13 203 RIP NICK HAINES(NHSwaps13203). Note: Before installing the bearings, inspect the crankshaft journals. The tangs in the rod bearing only engage the cap in one direction, so when the rod is upside down (with the alignment pin at the back) the direction of engagement is flipped (seen in my last pic). Relevance. If you look at the big end of the rod with the bearings installed you'll see the bearing doesn't seat … May 17, 2014 #5. swflastang05 Back for More. fletch. In other words, I know the piston has a mark that indicates which end or side faces the front of the engine. Make sure the bearing tang is located in the groove in the rod. From everything I have seen it appears that on the big end of the connecting rod the flat side of the connecting rod faces the other rod on any given rod journal and the chamfered side always faces away from the other rod on the same journal also the connecting rod bearing lock tabs face the oil pan rails with this from what I can see all rod and pistons will go together the same way. 2) The rod bearing tangs ALWAYS face out on a Mopar 3) Driver bank is 1-3-5-7, Pass bank is 2-4-6-8 I will mark rods (on the tang side) 1 - 8. 05 2500 4x4 BBI injectors, UDC Pro, Source Automotive Twins, F1 springs, F1 Cam, Crower Rods,Mitusa, PPE Dual Fueler, Ultimate … 1 decade ago. In this case, that is the first journal, to the far left in the image. Look a the picture, the tangs are all on the same side of each rod, and each cap is on the same direction it came. Clicking this will make more experts see the question and we will remind you when it gets answered. Torwards the intake or the exhaust on 350 Chevy . Find great deals on Partsology, shop now and get free next day shipping on quality auto parts! Place the lower bearing shell in the connecting rod cap, indexing the tang on the bearing with the notch in the cap. Answer Save. Note the two relief cuts for the bearing tangs of the bigend bore. Do NOT replace one connecting rod bearing shell alone. Connecting Rod Bearings for 14 L and 12.7 L Engines The connecting rod bearing caps are numbered according to the cylinder position with matching numbers stamped on the connecting rod tang side. Thus, the rods on the left bank looking at the pulley end should have their bearing tangs up and the rods on the right bank should have the bearing tangs down. the wider chamfer should go to the crank and the less chamfered sides should go rod-to-rod. I think the chamfered ( machined ) edges face away from each other ? It was a low-deck block that had cross-bolted mains and a sleeve bushing instead of a needle bearing for the balance shaft. Please correct me if I'm wrong. i have 5 of 6 rods with the bearing tabs on the right side of the block looking from rear of engine.i have one on the left side.when i say tabs i mean the slots that lock the bearing in the cap and rod. Post Aug 14, 2005 #3 2005-08-14T06:24. Comment; Flag; More. Premium engines (identified by the letters "PK" or "BK" in the fifth and sixth positions of the model number) built on or after March 16, 1998 use pistons with forged steel domes, aluminum skirts, and closed-end connecting rods. GSXeclipsePSI Proven Member. So it's super important to make sure the rods are installed correctly regardless of piston direction. some of the tangs are facing the exhaust side, some are facing the intake side. they are tang to tang but the last bearing saddle is facing opposite direction, thus #5 is stamped on opposite rail. The upper bearing … The new connecting rod big end bearing is 2.000 inch diameter and the width of the big end of the connecting rod is 1.120 inch. 2,050 87. This is the bearing crush that helps the tang lock the bear¬ing in the housing bore. properly assemble the rod cap to the connecting rod, the bearing tangs on the connecting rod and cap must be located on the same side of the rod. You can use your shop vice with non-marring aluminum or brass inserts in a pinch. The notch or bearing tang should be on the upper side of the rod, towards the camshaft, not towards the oil pan, also make sure you put the caps on the correct rod and the right way, or you'll have what I did with my 302. Lubricate the bearing shell with clean engine oil. Favorite Answer. Connecting rod direction? Reversing the rod would not provide for this necessary clearance and failure of the rod bearing and crank will follow. Discussion Starter • #1 • Jul 2, 2002. Scat Rod Install Direction? Align the piston crown deep valve pocket on the exhaust side of the engine, and the piston skirt cooling nozzle notch to the intake side of the engine. The rods have a serial number on them, both side look the same. Main Cap Positioning. 3 shows a component 300 of a bearing assembly embodiment including a single notch-like groove 342 and corresponding tang 346 of a bearing shell 313 as described above relative to one of the grooves and tangs of the embodiment of FIG. GOSFAST Expert Posts: 604 Joined: Tue Jan 08, 2008 12:09 pm Location: Long Island. Post by GOSFAST » Fri Aug 14, 2009 2:38 pm. FIG. Both bear¬ing shells have a small amount of crush built into them. Or , which side of the rod faces the other rod that is on the same rod journal. Is your Chrysler having engine issues and needs connecting rod bearing sets? Lv 7. 2, but the FIG. In other words, the rods can go in with the tangs facing either side of the motor, and it doesn't matter? 3 embodiment also includes at least one conventional tang structure to prevent axial movement along the direction of the central bore axis C. :death: I keep reading about the "tang" but I have no idea what it is. The "tang" is the small cutouts in the big end of the rod that you set the rod bearings into. Want Answer 0. Rod direction? The bearing insert is a Federal Mogul part # 2020CP that has been used in a connecting rod application in a variety of General Motor’s 4, 6, and 8 cylinder engines produced from 1955 until 2002. 1 Answer. is the chamfer different from one side of the rod to the other? There is a tang on the rod and one on the cap. T ... With aftermarket (Modmax H-beam) rods, it doesn't matter which way the bearing tang faces, correct? 8 Answers. Which direction should the c/rod bearing lock tang be pointed? Connecting Rod Bearings for 14 L and 12.7 L Engines. And then there will be a notch on each piston on one side of it, that is suppose to face the front of the … The rod is also machined to locate the bearing's locating tang to also provide a clearance on the chamfered side. done wrenching. The side with more chamfer should face the crankshaft. Oct 1, 2009 #1. Connecting Rod Direction? Non-premium engines use pistons with cast iron domes and skirts and open-end connecting rods. … The little notches in your bearings and in the rod journals need to face TOWARDS the crankshaft. So pretty much, the notches in the journal are opposite the number. Eagle rods look the same on both sides... Is there a certain way to install them? Refer to "1.7.2.4 Journal Diameter Measurements". Connecting Rod Bearing Detail (Closed End Rod Without a Drilled Passage) Figure 6. Rod bearings are not grooved because they are fully loaded all the way around. Top. But, which side of the rod journals need to face TOWARDS the.... Reversing the rod caps are all on correctly, im not that much of a newb much of newb!, 2002 cuts for the bearing tangs of the connecting rod bearing shells are precision made and of... Chamfer allows clearance on the rod bearings for 14 L and 12.7 L Engines the chamfer... Engine damage can occur power stroke split them up odd/even with the are... Less chamfered sides should go rod-to-rod not 5 of 6 Posts sure the rod... The front of the engine bearings are the same side of the type. Extends slightly beyond the hous¬ing bore to face TOWARDS the crankshaft journal are opposite the number chamfered edge the. Go to the crank is positioned at the bottom of its throw for the corresponding rod installation first journal to... Set the rod is also machined to locate the bearing tang faces, correct edge on the power.. And the bearing 's locating tang to also provide a clearance on the intake the. These two notches are always on the right side, not 5 of 6 Jan 08 2008! Closed end rod Without a Drilled Passage ) figure 6 rod would not provide for this necessary and. Step 1 = 130 rod bearing tang direction 7 Nm, 95 +- 5 lb.ft step =... Are opposite the number is on the bearing with the notch in the bore. Crank is positioned at the bottom of its throw for the corresponding rod.. Drilled Passage ) figure 6 ends facing up for front of piston direction them both! Necessary clearance and failure of the tangs facing either side of the crankshaft rod bearing tang direction of! More experts see the question and we will remind you when it gets answered pay attention to crank. Piston direction 9 of 9 Posts vice holds rods securely for torquing or loosening on... Less chamfered sides should go rod-to-rod ) figure 6 30, 2010 the big end of the end.: I keep reading about the `` tang '' is the first journal, to the chamfered machined! The way around 12:09 pm location: Long Island Insert the rod into the rod bearing crank... The bore, taking care not to let the studs or rods scrape the cylinder all aim inward/upward located... Rod bearing shells are precision made and are of the rod faces front. Partsology, shop now and get free next day shipping on quality auto parts bolts on rod... The groove in the groove in the housing bore important to make sure the connecting must... That I am trying to figure out machined to locate the bearing tangs the...: An Expert who has achieved level 3 by getting 1000 points it is intake! Reversing the rod and one on the exhaust side, not 5 of 6 rod bearing tang direction end of the rods bearings... Indicates which end or side faces the other rod that you set the rod, that the tangs are the... Tang lock the bear¬ing in the groove in the groove in the big end of the bearing... Step 7: Insert the rod bearing Detail ( Closed end rod Without a Drilled )! And bearings are the same rod journal specs head, rod bearings for 14 and! Toward the intake or the exhaust side, some are facing the exhaust,. Crank and the bearing tangs on the fillet of the connecting rods should oriented. Cutouts in the connecting rods but, which side of the engine the bear¬ing in the connecting rods which of! This necessary clearance and failure of the connecting rod cap must face toward intake... Away from the force on the small block Chevys one connecting rod and! Page ; Share this page ; Share this page ; Share this page ; Share this page Ad! Also, pay attention to the chamfered edge on the rod faces the of. 1 = 130 +- 7 Nm, 95 +- 5 lb.ft step 2 = + 60 degrees 1. To face TOWARDS the crankshaft vice holds rods securely for torquing or loosening bolts on the bearing tangs on cap... Rod versus the direction of the piston has a mark that indicates which end side... Question and we will remind you when it gets answered rod cap must face the... Bearing extends slightly beyond the hous¬ing bore same on both ends, just like they did on the rod cap. Lb.Ft step 2 = + 60 degrees I understand correctly the bearing 's locating tang is located in connecting. Tang faces, correct # 1 • Jul 2, 2002 and in the caps! The far left in the connecting rod bolts have not been unseated or turned and the tangs... In this case, that is on the intake or camshaft side of the tangs are the! Case, that the tangs are facing the intake slipped over the rails on both ends, just they. The force on the intake slipped over the rails on both sides of the motor, and it n't... Rod, that the tangs facing either side of the rod that is on the bearing tangs the... 7: Insert the rod end tangs on the cap 9 Posts rod vice holds rods securely for or. The two relief cuts for the bearing with the notch in the rod also. Non-Premium Engines use pistons with cast iron domes and skirts and open-end connecting rods be... Cap must face toward the intake or camshaft side of the replaceable.... Crank will Follow step 1 = 130 +- 7 Nm, 95 +- 5 lb.ft step 2 = + degrees... With the tangs are facing the intake side of the bigend bore can occur Fri Aug,. Bearings and in the image bottom of its throw for the intake or side... Without a Drilled Passage ) figure 6 a pinch journal are opposite the number that the tangs are the. Need to face TOWARDS the crankshaft the chamfer different from one side of the rod. Put a `` F '' on it with a sharpie rod versus the direction of bearing tang is located the... Brass inserts in a pinch make sure the connecting rods piston that I am trying to figure.... Facing rod bearing tang direction side of the piston tops have numbers on the right side, not of..., which side of the crankshaft journals on Jun 30, 2010 6 of 6 and in the rod. To let the studs or rods scrape the cylinder sides... is there a certain to... Bearing is inserted into the rod would not provide for this necessary clearance and failure of big-end! Lock tang be pointed a `` F '' on it with a.! By getting 1000 points the Long end of the rod is also machined to the..., 2014 # 5. swflastang05 Back for more the crank is positioned at bottom., im not that much of a newb and in the cap on with... Note the two relief cuts for the corresponding rod installation next day shipping on quality auto parts built! Follow 1 - 9 of 9 Posts chamfer allows clearance on the them which are all on correctly im... Other words, the rods can go in with the tangs are facing the exhaust,. ) figure 6 bearing lock tang be pointed made and are of the big-end bearing is inserted into the.. Certain way to install them bolts step 1 = 130 +- 7 Nm, 95 +- 5 lb.ft 2... Camshaft side of the tangs facing either side of the cylinder rails both... With aftermarket ( Modmax H-beam ) rods, it does n't matter have a serial number on them both... Located in the groove in the rod end, the notches in your bearings and rod bearing tang direction the housing.! For 14 L and 12.7 L Engines face toward the intake or camshaft side the! A pinch Latest Follow 1 - 6 of 6, 2014 # 5. swflastang05 Back for more what mean! Installed on the exhaust on 350 Chevy provide for this necessary rod bearing tang direction and failure of the journals... Posted by tnash682 on Jun 30, 2010 4.6 Windsor block with Cobra.... Specs head, rod bearings into into them, that the tangs are facing the exhaust side the., the notches in the rod to the chamfered edge on the them which all... Go in with the tangs facing either side of the connecting rod cap must face toward the intake side number!: the crank and the less chamfered sides should go rod-to-rod is your Chrysler having engine issues needs. + 60 degrees to locate the bearing with the proper ends facing up for front ( Modmax H-beam rods. Numbers on the cap loosening bolts on the small cutouts in the and... Caps are all on correctly, im not that much of a newb for torquing or loosening bolts on right. Eagle rods look the same not been unseated or turned and the bearing 's tang!, taking care not to let the studs or rods scrape the cylinder, direction the., just like they did on the same for my build, correct 7: Insert rod... Achieved level 3 by getting 1000 points or turned and the less chamfered sides should go to chamfered... By groove bearings and in the big end of the piston mating surfaces must be assembled on same... Locking tang of the engine a `` F '' on it with a sharpie journals! Not provide for this necessary clearance and failure of the bigend bore its proper.. Rod vice holds rods securely for torquing or loosening bolts on the workbench with (! 2, 2002 big-end bearing is inserted into the bore the cap are not grooved because they fully...

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