Motor Mount Bolts, Blackheart Engine Mount Hardware Kits, Hex Head Bolts, Steel, Zinc Plated, Chevy, Small Block LS, Small Block Gen V, Pair. Part Number: HOK-71223015HKR. 4.0 out of 5

sounds about right. Most all chevy mounts use a 7/16" bolt on the motor mounts. The reason they may feel slopply is that the hole in the frame 

What size are motor mount bolts? Re: What size are motor mount bolts? 7/16″ with a 5/8 head is the single bolt that holds the engine to the frame. What tools do I need to replace motor mounts? Materials Needed. 2×4 piece of wood. Socket and wrench set. Breaker bar. Long pry bar or long flat head screwdriver. Nitrile or rubber gloves.

The stock nuts/bolts require a 14mm socket. The new nuts/bolts I bought require a 17mm socket. With stiffer mounts comes greater vibration. I used threadlocker 

3,546 Posts. #7 · Nov 13, 2015. By the parts catalog it looks like that's an M10x1.5x40mm bolt. Try a 15 mm socket on the bolt head that's there to confirm the M10 size.

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I looked online for the size of the body mount bolts and I found a reference at OEM Cats for part GM 11519402 Mount Cushion Bolt Hexagon Flanged Head (m12x1.75x120, 54 thread, 26.6 outside diameter, 10.9, 7114m, machine) http://oemcats.com/oem-parts/11519402.html

The bigger ones (18 mm head; mount to trans) are M12x1.5x65. The other ones (16 mm head; mount to chassis) are M10x1.5x85. I'm not sure which 

Ten millimeter bolts come with two different thread pitches at the hardware store, 10-1.5 and 10-1.25 be sure to get the proper bolts. The lower motor (a.k.a torque mounts) uses

Re: SBC engine mount bolt size?? As I understand, you are referring to the 3 bolts that screw into each the side of the block, right? Those 

Re: Motor Mount Bolt Size? ahhh, they're metric then. M12 (12mm diameter) and 1.75mm thread to thread pitch. You want nuts with captive fender washers for the bottom of the mounts, a flanged staked nut for the top of the passenger side mount, and an M12x1.75 flange bolt of ISO property class 10.9 or above for the top of the driver side mount.

motor mount bolt size - Harley Davidson 2007 XL 883 Sportster question. Search Fixya. Browse Categories Answer Questions . 2007 Harley Davidson XL 883 Sportster; Harley Davidson XL 883 Sportster Motorcycle; Harley Davidson Motorcycle Motor mount bolt Share on ;

Report Post. Thanks (0) Quote Reply Posted: Jun/20/ at 10:37pm. You'll find that just about every bolt on an AMC engine is 3/8x16 it seems. I have boxes full of them! As for pictures, the easiest way I've found is to get a Photobucket account and upload all of your photos there.

Re: What size are motor mount bolts? 3/8" with a 9/16 head hold the mount to the block 7/16" with a 

ARP Motor Mount Bolt Kit Socket Size 12mm 12pt For Chrysler Hemi 5.7 / 6.1L. $50.96. Free shipping Free shipping Free shipping. Check if this part fits your vehicle. Contact the seller. EXTRA $8 OFF 2+ ITEMS WITH CODE BUY2GET8OFFF See all eligible items and terms. Picture Information.

The bolt for the actual engine mount, not the torque arms, is M12x1.75x85, 06508086AA from the dealer:thumbsup: Click to expand thanks a ton 

Mar 30,  · The bolt is 35 mm long, but 40 mm would work too (there's plenty of space for a longer bolt). Ace Hardware carries them (get 10.9 grade which is the metric equivalent to grade

Registered. Joined Jan 18, 2010. 1,500 Posts. #5 · Mar 21, 2010. i drilled out the eyelets on the opposite side of the rivets for the passenger side aswell. and i beleive i did the same on the drivers side. the drivers side is a bitch to get to. i had long tubes and really had to wiggle the driver side, flip it around and work it out towards

of the bolts that is supposed to hold the passenger side motor mount but does anyone know the thread size of the bolt in question?

Motor Mount Bolts, Blackheart Engine Mount Hardware Kits, Hex Head Bolts, Steel, Zinc Plated, Chevy, Small Block LS, Small Block Gen V, Kit. Part Number: HOK-71223016HKR. 5.0 out of 5 stars. Estimated Ship Date: Tomorrow. $7.67. Estimated Ship Date: Tomorrow. ARP Motor Mount Bolt Kits 130-3101.

ENGINE MOUNTING HARDWARE TYPES OF BOLTS Standard Bolts Standard Bolts are used for mounting the equipment to the flange, driven members to the Bolt Torque Values SIZE SAE - GRADE 2 SAE - GRADE 5 SAE - GRADE 8 DIN # 5.8 DIN # 8.8 DIN # 10.9 M6x1.0 10 (11) 132 (15) M8x1.25