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DODGE 5.6L/340 Mopar small block LA Cylinder Heads

    https://www.summitracing.com/search/part-type/cylinder-heads/make/dodge/engine-size/5-6l-340/engine-family/mopar-small-block-la
    Find DODGE 5.6L/340 Mopar small block LA Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! ... Cylinder Heads, CNC-Machined, Assembled, Aluminum, 68cc …

High Performance 340 Mopar Engine

    https://www.stockmopar.com/340-mopar-engine.html
    The 340 had: high performance heads, special carburetor and cam; New oil pump with a 90 degree adapter; 2.02 inch intake valves and 1.60 inch exhaust valves; Dual Time Chain with …

340 Production Numbers and Specs

    https://www.swinger340specials.ca/340-review
    The ’68-’71 340 ‘894’ casting X heads have slightly larger intake valves – 2.02 as apposed to the ’72-’74 J heads, with 1.88/1.60 inch valves. In ’71 - after the …

340 X Head Buildup - Mopar Muscle Magazine

    https://www.motortrend.com/how-to/mopp-0211-340-x-head-buildup/
    The Comp XE268H hydraulic cam currently in the 340 was making peak power at near 6,000 rpm with the stock "X" heads. Adding ported heads and our plan for more cam …

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