Factory Muscle 254/254 Solid Flat Cam for Chevrolet Small Block

Solid-Factory I.D. # 3849346 for 302 cu.in., 1967-69 Z28, Factory 290 H.P. 327 cu.in., 1964-65, Factory 365/275 H.P. 350 cu.in., 1970-71 LT1, Factory 370 H.P. This is a cam only.

SKU
12-107-3
$149.95

SBC - 1955-57 models have an oiling groove in the rear journal. The listed part numbered cams will not fit these models, so if you require a camshaft with the oiling groove, please call us at 1-800-999-0853 or click here to contact us, and we will assist you with placing an order.

Grind Number: 346S
Engine Family: Chevrolet 262-400 c.i. 8 Cylinder (1958-1998)
RPM Operating Range: 2,800-6800
Cam Type: Solid Flat Tappet
Lifter Style: Solid Flat Tappet
Camshaft Series: Factory Muscle
Camshaft Gear Attachment: 3-Bolt
Usage: OEM
Valve Springs Required: Yes
Camshaft Material: Cast Iron
California Proposition 65: WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov
Advertised Intake Duration: 346
Advertised Exhaust Duration: 346
Intake Duration at .050 Inch Lift: 254
Exhaust Duration at .050 Inch Lift: 254
Intake Valve Lift: 0.485
Exhaust Valve Lift: 0.485
Lobe Separation: 114
Assembly Lubricant Included: Yes
Intake Centerline: 114
Lobe Lift Intake: 0.323
Lobe Lift Exhaust: 0.323
Valve Timing @ 0.016 Lift:
Exhaust Close ATDC: 55
Exhaust Open BBDC: 111
spec-card-valve-timing
Intake Open BTDC: 63
Intake Close ABDC: 103
Component Part Number
Break-In Lube: 159
Distributor Gears: 12200
Lifter Kit: 800-16  /   813-16
Steel Retainers: 740-16  /   750-16
Timing Set: 3100  /   3100KT
Valve Locks: 611-16  /   613-16
Valve Seals: 501-16  /   503-16
Valve Springs: 981-16  /   986-16