SCHAEFFLER SR3521

SCHAEFFLER part number SR3521 is a crankshaft repair sleeve in the Engine system. This catalog matches it to 24 year-and-engine configurations from 1962 to 1974.

Verified fitment includes 1974 Lotus Seven 1.6L L4 ; 1973 Lotus Seven 1.6L L4 ; 1971 Lotus Seven 1.3L L4 ; 1970 Lotus Seven 1.6L L4 ; 1969 Lotus Seven 1.6L L4 , plus 19 other configurations. See every vehicle this part fits.

Manufacturer specifications
Rear3.486 In Outside Diameter4.068 In Outside Diameter4.504 In Outside Diameter
Application data published for:
🇺🇸 US

Frequently Asked Questions

What is SCHAEFFLER SR3521?

SCHAEFFLER part number SR3521 is a crankshaft repair sleeve with published application data for 24 vehicle configurations from 1962 to 1974. Use the manufacturer part number to cross-reference your old part or a repair quote before you order.

Which vehicles does SCHAEFFLER SR3521 fit?

This catalog matches SR3521 to 24 year-and-engine configurations from 1962 to 1974. Open the compatible-vehicles list for every make, model and engine, and read the notes for position or trim qualifiers.

Is SCHAEFFLER SR3521 OEM or aftermarket?

What matters is the published application data for this part number, not the label on the box. SCHAEFFLER SR3521 is listed with its manufacturer part number so you can compare it to an OEM number or another brand that covers the same fitment.

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