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Caterpillar 3116 & 3126 Parts

Not sure which part you need? Use our parts-request checklist.

CAT 3116 and 3126 parts for medium-duty trucks, buses, and equipment — built to keep these workhorse mid-bore CAT engines earning. JAK'S Diesel stocks the high-wear pieces these platforms need: cylinder heads, fuel injectors, turbochargers, head gaskets and gasket sets, and full rebuild kits, drawing on PAI Industries aftermarket lines plus our own JAK'S Diesel Heads.

Not sure a part fits your 3116 or 3126? Send us the OEM, competitor, or superseded number and we'll cross-reference it. Same-day shipping, with free freight over $1,000. Call or text (720) 445-6249 for a quote.

Showing 36 of 233 Caterpillar 3116 & 3126 Parts
391889OEM Cat / Caterpillar CAMSHAFT
Caterpillar · Models: 3116 / 3126
391889OEM Cat / Caterpillar CAMSHAFT
Catalog refs: CATERPILLAR 1006298 · PAI 391889OEM
JAK'S JAKS-391889OEM
Available to order · Confirm dispatch
$2,857.32
370081E Cat / Caterpillar MAIN BEARING
Caterpillar · Models: 3116 / 3126 / C7
370081E Cat / Caterpillar MAIN BEARING
Catalog refs: CATERPILLAR 145-0162 · CATERPILLAR 7C6961
JAK'S JAKS-370081E
Available to order · Confirm dispatch
$9.97
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Call or Text(720) 445-6249