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Exhaust Manifold Components

Exhaust Manifold Sleeve Nuts & Fastener Kits

Special "sleeve" nuts used on 340, 383, 400 and 440 V8 engines. Big-block engines use 3/8" thread size while 340 engines have a 5/16" thread size.

Part# 345-39333

Exhaust Manifold Fastener Kit - 361, 383, 426 Street Wedge big block engines with exhaust manifold Castings 2203 262 and 2205 898. Complete kit includes 3 long sleeve nuts,(12) 3/8” NC/NF studs, and (9) 3/8-24UNF grade 8 nuts.

Compatibility: 1962 - 1965 - All Mopar - Availability: Special order

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