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BMW Internal Engine Parts

Rebuilding your engine or giving your cylinder head an overhaul? Internal engine components covers parts that are located within the engine block and cylinder head. Examples include: timing chains and tensioners, rocker arms, rod bolts and studs, head bolts, valve springs, connecting rods, and more. These are Genuine BMW engine parts, performance upgrades, or approved aftermarket brands that have a long track record of reliability and quality.

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Kolbenschmidt Connecting Rod Bearing Set - E28, E30, E32, E34, E36, E...
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Kolbenschmidt - Corporate Logo
T#:341713
Part#: 11241284849
Ships on Feb 16, 2027
$ 70.99 USD
Free Shipping on orders $49 and up
Standard bore - 45mm Set of 8 connecting rod bearings for 4 cylinders/connecting rods. 6cyl, V8, & V12 engines will require additional sets to overhaul all connecting rod bearings.
Main Bearing Set - M20, M42, M50, M52, M44, M54, S50, S52, S54 ...
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Kolbenschmidt - Corporate Logo
T#:12919
Part#: 11211706847
In Stock
$ 110.29 USD
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$ 110.29 USD
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These are the "Yellow" main bearing shells for many BMW 4 and 6 cylinder engines. The size is 60.00mm. Set includes bearings for 6 cylinder cars. 4 cylinder cars get 2 spare bearing sets.

KS Kolbenshmidt designs and produces internal parts for gasoline and diesel engines and is an OEM choice for many automakers. Both increased power handling and reduced fuel consumption are the motivating factors behind this company and they continue to innovate every day.

This item fits the following BMWs:
1990-1991 E30 BMW 318i 318is 318ic
1984-1991 E30 BMW 325e 325es 325i 325ic 325is 325ix
1992-1998 E36 BMW 318i 318is 318ti 318ic 323is 323ic 325i 325is 325ic 328i 328is 328ic M3
1999-2005 E46 BMW 323i 323ci 325i 325ci 325xi 328i 328ci 330i 330ci 330xi M3
1989-1990 E34 BMW 525i
1997-2003 E39 BMW 525i 528i 530i
2004-2005 E60 BMW 525i 530i
2000-2006 E53 BMW X5 3.0i
2004-2006 E83 BMW X3 2.5i X3 3.0i
1997-2002 Z3 BMW Z3 1.9 Z3 2.3 Z3 2.5i Z3 2.8 Z3 3.0i M Roadster M Coupe
2003-2006 E85 BMW Z4 2.5i Z4 3.0i - M54
2006-2008 E85 BMW Z4 M Roadster M Coupe
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Glyco Connecting Rod Bearing Set
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Glyco - Corporate Logo
T#:375825
Part#: 11241284849
Ships in 1 Business Day
$ 92.02

This product was last offered at the strikethrough price on
07-15-2026

$ 85.59 USD
Free Shipping on orders $49 and up
$ 85.59 USD
Free Shipping on orders $49 and up
Standard bore - 45mm

Kolbenschmidt Exhaust Valve - E60, E61, E71, E82, E88, E90, E92, E93,...
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Kolbenschmidt - Corporate Logo
T#:1196072
Part#: 11347573840
Ships in 3 Business Days
$ 31.99 USD
Free Shipping on orders $49 and up
Replacement exhaust valve

Rod Bearing - E30 M3, E28 M5, E24 M6, E34 M5 (sold individually) ...
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Glyco - Corporate Logo
T#:183
Part#: 11241310515
In Stock
$ 30.59

This product was last offered at the strikethrough price on
05-03-2026

$ 27.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 30.59

This product was last offered at the strikethrough price on
05-03-2026

$ 27.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
E30 M3, E28 M5, E24 M6, E34 M5 Rod Bearing. Sold individually. Standard sizing.

This item fits the following BMWs
1988-1991 BMW E30 M3 - 8 required.
1988 BMW E28 M5 - 12 required.
1989-1993 BMW E34 M5 3.6 liter - 12 required.
1987-1989 BMW E24 M6 - 12 required.
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Glyco "Yellow" Crankshaft Bearing Shell - Set - E28, E30, E34, E36, E...
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Glyco - Corporate Logo
T#:375823
Part#: 11211706847
Ships in 1 Business Day
$ 136.06

This product was last offered at the strikethrough price on
07-15-2026

$ 126.82 USD
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$ 126.82 USD
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Standard bore

OEM Kolbenschmidt Eccentric Shaft - BMW N55 S55 3.0L
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Kolbenschmidt - Corporate Logo
T#:31092508
Part#: 11377589883
In Stock
$ 676.99 USD
Free Shipping on orders $49 and up
The eccentric shaft is an important component of BMW's Valvetronic system, a form of variable valve lift control. If the teeth on the gear or the lobes have worn out, this can result in improper valve lift, decreased or abnormal performance, and even damage to cylinder head components. Replace your eccentric shaft with this high-quality part from OEM Kolbenschmidt to restore performance and eliminate valve lift issues without the marked-up price of a Genuine BMW eccentric shaft.
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Main Bearing Set - Standard Size - E30 M3 2.3 liter
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Glyco - Corporate Logo
T#:3166
Part#: 11210666110
Ships in 3 Business Days
$ 99.99 USD
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$ 99.99 USD
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This E30 M3 Main bearing set is in standard size for the 2.3 liter S14 engine. This main bearing kit includes the thrust bearings.

This item fits the following BMWs:
1988-1991 E30 BMW M3
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Kolbenschmidt Engine Camshaft - BMW E30 E34 M20 2.5L
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Kolbenschmidt - Corporate Logo
T#:49335130
Part#: 11311716138
Ships in 1 Business Day
$ 234.18

This product was last offered at the strikethrough price on
07-15-2026

$ 218.92 USD
Free Shipping on orders $49 and up
$ 218.92 USD
Free Shipping on orders $49 and up
The camshaft has a critical job that impacts engine performance and efficiency. As the camshaft spins, the cam lobes open and close intake and exhaust valves, which is vital to the engine's operation. If the lobes become worn or damaged, the engine will suffer drastically. It is imperative to replace the camshaft when damaged or when wear occurs to prevent costly repair bills and to ensure the engine is operating smoothly and efficiently.
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Crankshaft Position Sensor
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Hella - Corporate Logo
T#:13793006
Part#: 13627809334
Ships in 3 Business Days
$ 81.99

This product was last offered at the strikethrough price on
05-07-2026

$ 79.99 USD
Free Shipping on orders $49 and up
$ 79.99 USD
Free Shipping on orders $49 and up
Glyco Main Bearing Set (Standard) - E21, E28, E30
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Features All Single-Tang Main Bearings for Earlier M20 Engines
Glyco - Corporate Logo
T#:1196183
Part#: 11211722342
In Stock
$ 259.99

This product was last offered at the strikethrough price on
05-03-2026

$ 234.99 USD
Free Shipping
$ 234.99 USD
Free Shipping
Glyco "Yellow" Crankshaft Bearing Shell - Set - E30, E36, E39, E46, E...
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Glyco - Corporate Logo
T#:375824
Part#: 11211706850
In Stock at Vendor
$ 126.61

This product was last offered at the strikethrough price on
07-15-2026

$ 120.62 USD
Free Shipping
$ 120.62 USD
Free Shipping
59.75MM(+0.25) bore


Hella Crankshaft Bearing Set - Standard Size - 55.0mm
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Hella - Corporate Logo
T#:27638781
Part#: 11210666100
Ships in 1 Business Day
$ 143.99

This product was last offered at the strikethrough price on
05-07-2026

$ 141.99 USD
Free Shipping
$ 141.99 USD
Free Shipping

Often called main bearings, crankshaft bearing shells sit between the rotating assembly and the engine block. They allow the crankshaft to rotate freely, but are prone to wear from deterioration and lack of lubrication.

This complete set consists of nine bearings, enough to fill each journal.

If you're overhauling your M10, choose Hella crankshaft-bearing shells for a lasting solution.

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Rod Bearing Set (+0.25)
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Glyco - Corporate Logo
T#:23748157
Part#: 112412848516CYL-
Ships in 1 Business Day
$ 331.13

This product was last offered at the strikethrough price on
07-15-2026

$ 310.08 USD
Free Shipping on orders $49 and up
$ 310.08 USD
Free Shipping on orders $49 and up
Glyco "Green" Crankshaft Bearing Shell - Set - E39, E46, E53, E83, Z3...
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Glyco - Corporate Logo
T#:374671
Part#: 11211706848
Ships in 1 day
$ 194.32 USD
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$ 194.32 USD
Free Shipping
Standard bore

Kolbenschmidt Rod Bearing Set
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Kolbenschmidt - Corporate Logo
T#:1196189
Part#: 11241258428
Ships in 1 day
$ 30.59 USD
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Kolbenschmidt Rod Bearing Set of 8 - (-0.25mm Undersize) - 1124128455...
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Kolbenschmidt - Corporate Logo
T#:28271149
Part#: 11241284552
Special Order: No Guaranteed ETA
$ 44.99 USD
Free Shipping on orders $49 and up

Kolbenschmidt (KS) rod bearing sets are engineered to deliver exceptional performance and reliability, making them an ideal choice for demanding automotive applications. These sets are designed to provide maximum load-bearing capacity, ensuring optimal engine function under heavy loads and high-stress conditions. The use of advanced materials and coatings contributes to anti-seize properties, reducing friction and wear for extended durability.

Manufactured with precision, KS rod bearing sets feature aluminum-tin sliding material combined with an innovative aluminum-zinc-bismuth alloy. This alloy, with bismuth replacing lead, enhances performance while meeting modern environmental standards. The manufacturing process involves casting aluminum strips on-site, followed by carefully coordinated rolling and annealing processes to create composite materials with superior strength and reliability.

One of the standout features of KS rod bearing sets is their innovative coatings, which play a crucial role in ensuring optimal running-in behavior and long-term continuous operation with minimal wear. These coatings range from galvanic films applied electrochemically to electro-physically deposited sputter layers in a high vacuum, as well as synthetic anti-friction coatings. This comprehensive approach to surface treatments enhances performance and longevity, making KS rod bearing sets a top choice for OEM applications.

Features:

Original Equipment Manufacturer (OEM) quality Maximum Load-Bearing Capacity for heavy-duty use Low Wear and Friction for extended service life Advanced Surface Coatings for optimal performance and durability Upgrade your engine's reliability and performance with Kolbenschmidt rod bearing sets, trusted by automotive enthusiasts and professionals worldwide.

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OEM Kolbenschmidt Adjustment Unit - Inlet Camshaft - BMW N52 N55 S55 ...
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Kolbenschmidt - Corporate Logo
T#:31092509
Part#: 11367583207
Special Order: No Guaranteed ETA
$ 94.99 USD
Free Shipping on orders $49 and up
This timing chain camshaft gear is the thicker gear located toward the front of the engine on the end of the intake camshaft. This is sometimes changed when replacing the timing chain. BMW # 11367578877 may also be required when servicing this part.
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OEM Kolbenschmidt Adjustment Unit - Exhaust Camshaft - BMW N52 N55 S5...
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Kolbenschmidt - Corporate Logo
T#:31092510
Part#: 11367583208
Special Order: No Guaranteed ETA
$ 94.99 USD
Free Shipping on orders $49 and up
This timing chain camshaft gear is the thicker gear located toward the front of the engine on the end of the exhaust camshaft. This is sometimes changed when replacing the timing chain. BMW # 11367578877 may also be required when servicing this part.
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Standard Thrust Bearing - Priced Each
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Kolbenschmidt - Corporate Logo
T#:594829
Part#: 11210666100
Back Ordered
$ 79.99

This product was last offered at the strikethrough price on
05-07-2026

$ 77.99 USD
Free Shipping
$ 77.99 USD
Free Shipping

Upgraded Low Wear Steel Valve Stem Guides - Priced Each
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JM Turbo Coopers - Corporate Logo
T#:31522922
Part#: JM-SVG
In Stock
$ 6.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up
$ 6.99 USD
Limited Qty Sale
Free Shipping on orders $49 and up

Connecting Rod Bushing - Set Of 6
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Kolbenschmidt - Corporate Logo
T#:4744851
Part#: 11241278209
Ships in 6 Business Days
$ 18.99

This product was last offered at the strikethrough price on
07-15-2026

$ 17.57 USD
Free Shipping on orders $49 and up
$ 17.57 USD
Free Shipping on orders $49 and up
Recommended to be replaced anytime engine is being overhauled.
Glyco Connecting Rod Bushing - E12, E21, E23, E24, E28, E3, E30, E32,...
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Glyco - Corporate Logo
T#:187165
Part#: 11240618100
Ships in 1 Business Day
$ 12.99 USD
Free Shipping on orders $49 and up
OEM BMW Connecting Rod Bush
Upgraded Exhaust Valve Black Nitride Valves +.5mm SST Super Alloy Tri...
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JM Turbo Coopers - Corporate Logo
T#:28869543
Part#: JMEX-N14-18
Ships in 2 Business Days
$ 27.99 USD
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Rod Bearing Set - Standard (48.00 Mm)
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Glyco - Corporate Logo
T#:55821723
Part#: 11241715701
Ships in 1 Business Day
New Item
$ 164.99 USD
Free Shipping on orders $49 and up
Glyco Connecting Rod Bushing
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Glyco - Corporate Logo
T#:374292
Part#: 11241278209
Ships in 1 Business Day
$ 6.11 USD
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Press fit into small journal of connecting rod
Main Bearing Set (Standard)
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Glyco - Corporate Logo
T#:55857747
Part#: 11211725917
Ships in 1 Business Day
New Item
$ 90.99

This product was last offered at the strikethrough price on
07-15-2026

$ 87.99 USD
Free Shipping on orders $49 and up
$ 87.99 USD
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Kolbenschmidt Intake Valve
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Kolbenschmidt - Corporate Logo
T#:1196071
Part#: 11347553775
Ships in 1 day
$ 15.99

This product was last offered at the strikethrough price on
05-07-2026

$ 14.99 USD
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$ 14.99 USD
Free Shipping on orders $49 and up
Standard replacement intake valve

Timing Chain Sprocket - Intake Camshaft
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Kolbenschmidt - Corporate Logo
T#:32549468
Part#: 11367583818
Special Order: No Guaranteed ETA
$ 83.99 USD
Free Shipping on orders $49 and up
The camshaft adjustment unit, also referred to as an engine timing sprocket or camshaft sprocket, is part of your BMW's VANOS system which controls the position of the camshaft and valves. If your sprocket has failed, it will be unable to properly adjust the camshaft timing. This can result in poor or delayed performance and efficiency which negatively affects driveability and engine power. This OEM Kolbenschmidt sprocket is the perfect option to restore proper timing functionality without the high BMW price tag.
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Intake Camshaft Timing Gear
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Kolbenschmidt - Corporate Logo
T#:32549470
Part#: 11367506775
Special Order: No Guaranteed ETA
$ 109.99 USD
Free Shipping on orders $49 and up
The camshaft adjustment unit, also referred to as an engine timing sprocket or camshaft sprocket, is part of your BMW's VANOS system which controls the position of the camshaft and valves. If your sprocket has failed, it will be unable to properly adjust the camshaft timing. This can result in poor or delayed performance and efficiency which negatively affects driveability and engine power. This OEM Kolbenschmidt sprocket is the perfect option to restore proper timing functionality without the high BMW price tag.
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Exhaust Camshaft Timing Gear - Cylinders 5-8
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Kolbenschmidt - Corporate Logo
T#:32549472
Part#: 11367512182
Special Order: No Guaranteed ETA
$ 109.99 USD
Free Shipping on orders $49 and up
The camshaft adjustment unit, also referred to as an engine timing sprocket or camshaft sprocket, is part of your BMW's VANOS system which controls the position of the camshaft and valves. If your sprocket has failed, it will be unable to properly adjust the camshaft timing. This can result in poor or delayed performance and efficiency which negatively affects driveability and engine power. This OEM Kolbenschmidt sprocket is the perfect option to restore proper timing functionality without the high BMW price tag.
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Exhaust Camshaft Timing Gear - Cylinders 1-4
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Kolbenschmidt - Corporate Logo
T#:32549473
Part#: 11367534718
Special Order: No Guaranteed ETA
$ 109.99 USD
Free Shipping on orders $49 and up
The camshaft adjustment unit, also referred to as an engine timing sprocket or camshaft sprocket, is part of your BMW's VANOS system which controls the position of the camshaft and valves. If your sprocket has failed, it will be unable to properly adjust the camshaft timing. This can result in poor or delayed performance and efficiency which negatively affects driveability and engine power. This OEM Kolbenschmidt sprocket is the perfect option to restore proper timing functionality without the high BMW price tag.
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Timing Chain Sprocket - Exhaust Camshaft
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Kolbenschmidt - Corporate Logo
T#:32549469
Part#: 11367583819
Ships on Feb 16, 2027
$ 83.99 USD
Free Shipping on orders $49 and up
The camshaft adjustment unit, also referred to as an engine timing sprocket or camshaft sprocket, is part of your BMW's VANOS system which controls the position of the camshaft and valves. If your sprocket has failed, it will be unable to properly adjust the camshaft timing. This can result in poor or delayed performance and efficiency which negatively affects driveability and engine power. This OEM Kolbenschmidt sprocket is the perfect option to restore proper timing functionality without the high BMW price tag.
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Intake Camshaft Timing Gear
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Kolbenschmidt - Corporate Logo
T#:32549471
Part#: 11367540347
Special Order: No Guaranteed ETA
$ 90.99 USD
Free Shipping on orders $49 and up
The camshaft adjustment unit, also referred to as an engine timing sprocket or camshaft sprocket, is part of your BMW's VANOS system which controls the position of the camshaft and valves. If your sprocket has failed, it will be unable to properly adjust the camshaft timing. This can result in poor or delayed performance and efficiency which negatively affects driveability and engine power. This OEM Kolbenschmidt sprocket is the perfect option to restore proper timing functionality without the high BMW price tag.
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Glyco "White" Crankshaft Bearing Shell - Set - E28, E30, E34, E36, E3...
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Glyco - Corporate Logo
T#:374672
Part#: 11211706852
Back Ordered
$ 111.99

This product was last offered at the strikethrough price on
05-07-2026

$ 108.99 USD
Free Shipping
$ 108.99 USD
Free Shipping
59.75MM(+0.25) bore
Glyco "White" Crankshaft Bearing Shell - Set - E28, E30, E34, E36, E3...
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Glyco - Corporate Logo
T#:374670
Part#: 11211706849
Back Ordered
$ 177.99

This product was last offered at the strikethrough price on
05-07-2026

$ 172.99 USD
Free Shipping
$ 172.99 USD
Free Shipping
Standard bore