Improved Racing - Remote oil filter mount adapter screw, M22 x 1.50 to M20 x 1.50, stainless
Replace a damaged filter bung or to convert your existing Improved Racing filter mount to accept M20x1.50 filters with this 410 stainless steel adapter bung. 410 stainless steel is more durable, stronger and less prone to galling than more common grades.
Improved Racing's remote oil filter mount bung features a M20x1.50 thread on one side and M22x1.50 thread on the other. Designed for M20x1.50 thread filters, this filter bung fits Improved Racing remote filter mounts, which accept a M22x1.50 thread.
Specifications
- M20x1.50 (filter side) to M22x1.50 (filter mount side) filter bung adapter.
- Machined from 410 stainless steel, a very durable, strong grade of stainless steel that is less prone to galling than more common grades.
Applications
- ENV-170 - Remote Engine & Transmission Oil Filter Mount with Thermostat.
- ENV-171 - Remote Engine & Transmission Oil Filter Mount with Thermostat, V2.
- ENV-140 - Remote Engine & Transmission Oil Filter Mount, 4-Port.
- ENV-142 - Remote Engine & Transmission Oil Filter Mount, 2-Port.
Installation Notes
- Install the shorter side of the bung into the filter mount or engine block. The side with the longer thread should be used for the filter.
- Install these bungs with a high strength threadlocker such as Loctite 271 and torque to aproximately 25 lb-ft (34 Nm).
Dimensions

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Improved Racing - Remote oil filter mount adapter screw, M22 x 1.50 to M20 x 1.50, stainless
Improved Racing - Remote oil filter mount adapter screw, M22 x 1.50 to M20 x 1.50, stainless
Replace a damaged filter bung or to convert your existing Improved Racing filter mount to accept M20x1.50 filters with this 410 stainless steel adapter bung. 410 stainless steel is more durable, stronger and less prone to galling than more common grades.
Improved Racing's remote oil filter mount bung features a M20x1.50 thread on one side and M22x1.50 thread on the other. Designed for M20x1.50 thread filters, this filter bung fits Improved Racing remote filter mounts, which accept a M22x1.50 thread.
Specifications
- M20x1.50 (filter side) to M22x1.50 (filter mount side) filter bung adapter.
- Machined from 410 stainless steel, a very durable, strong grade of stainless steel that is less prone to galling than more common grades.
Applications
- ENV-170 - Remote Engine & Transmission Oil Filter Mount with Thermostat.
- ENV-171 - Remote Engine & Transmission Oil Filter Mount with Thermostat, V2.
- ENV-140 - Remote Engine & Transmission Oil Filter Mount, 4-Port.
- ENV-142 - Remote Engine & Transmission Oil Filter Mount, 2-Port.
Installation Notes
- Install the shorter side of the bung into the filter mount or engine block. The side with the longer thread should be used for the filter.
- Install these bungs with a high strength threadlocker such as Loctite 271 and torque to aproximately 25 lb-ft (34 Nm).
Dimensions

Original: $9.90
-70%$9.90
$2.97Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Replace a damaged filter bung or to convert your existing Improved Racing filter mount to accept M20x1.50 filters with this 410 stainless steel adapter bung. 410 stainless steel is more durable, stronger and less prone to galling than more common grades.
Improved Racing's remote oil filter mount bung features a M20x1.50 thread on one side and M22x1.50 thread on the other. Designed for M20x1.50 thread filters, this filter bung fits Improved Racing remote filter mounts, which accept a M22x1.50 thread.
Specifications
- M20x1.50 (filter side) to M22x1.50 (filter mount side) filter bung adapter.
- Machined from 410 stainless steel, a very durable, strong grade of stainless steel that is less prone to galling than more common grades.
Applications
- ENV-170 - Remote Engine & Transmission Oil Filter Mount with Thermostat.
- ENV-171 - Remote Engine & Transmission Oil Filter Mount with Thermostat, V2.
- ENV-140 - Remote Engine & Transmission Oil Filter Mount, 4-Port.
- ENV-142 - Remote Engine & Transmission Oil Filter Mount, 2-Port.
Installation Notes
- Install the shorter side of the bung into the filter mount or engine block. The side with the longer thread should be used for the filter.
- Install these bungs with a high strength threadlocker such as Loctite 271 and torque to aproximately 25 lb-ft (34 Nm).
Dimensions

















