Availability
CHEVROLET Howards Cams Parts and Accessories
Lifters, Pro Max, Mechanical Roller, Pro Max Direct Lube, .300 in. Tall, Chevy, Small Block, Set of 16
Part Number: HRS-91189
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Mechanical Roller Lifters SUM-HT303-16
Not Yet Reviewed
Estimated Ship Date: Monday 3/2/2026
Lifters, UltraMax, Mechanical Roller, Vertical Bar, +.300 in. Taller Lifter Bodies, Chevy, Big Block, Set of 16
Part Number: HRS-91144
Camshaft, Mechanical Flat Tappet, Advertised Duration 287/295, Lift .618/.640, Chevy, Big Block, Each
Part Number: HRS-120902-08
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 291/291, Lift .553/.553, Chevy, Big Block, Each
Part Number: HRS-121181-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Mechanical Roller Tappet, Advertised Duration 261/269, Lift .629/.629, Chevy, Big Block, Each
Part Number: HRS-121213-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 296/308, Lift .640/.640, Chevy, Big Block
Part Number: HRS-121615-14
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Mechanical Flat Tappet, Advertised Duration 285/295, Lift .595/.629, Chevy, Big Block, Each
Part Number: HRS-122142-12
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 289/295, Lift .553/.533, Chevy, Big Block, Each
Part Number: HRS-122441-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 282/286, Lift .560/.572, Chevy, 348, 409
Part Number: HRS-131125-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 304/312, Lift .600/.600, Chevy, Small Block
Part Number: HRS-111335-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Mechanical Roller Tappet, Advertised Duration 289/295, Lift .615/.615, Chevy, Small Block, Each
Part Number: HRS-111633-08
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 285/285, Lift .480/.480, Chevy, Small Block, Each
Part Number: HRS-112031-06
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Mechanical Flat Tappet, Advertised Duration 297/309, Lift .510/.536, Chevy, Small Block, Each
Part Number: HRS-112102-12
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Mechanical Flat Tappet, Advertised Duration 303/313, Lift .574/.574, Chevy, Small Block, Each
Part Number: HRS-112332-08
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 277/277, Lift .450/.450, Chevy, Small Block, Each
Part Number: HRS-112431-06
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Mechanical Flat Tappet, Advertised Duration 311/311, Lift .591/.591, Chevy, Small Block, Each
Part Number: HRS-112642-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Hydraulic Flat Tappet, Advertised Duration 289/291, Lift .488/.488, Chevy, Small Block, Each
Part Number: HRS-112681-06S
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, 4/7 Swap, Mechanical Roller Tappet, Advertised Duration 289/295, Lift .640/.640, Chevy, Small Block
Part Number: HRS-114173-08S
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Rocker Arms, Stud Mount, Full Roller, Aluminum, 1.55, 1.65 Ratio, Fits 3/8 in. Stud, Chevy, 262-400, V8, Setof16
Part Number: HRS-90078
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Boost, Hydraulic Flat Tappet, Advertised Duration 303/313, Lift .525/.525, Chevrolet, Small Block, Each
Part Number: HRS-119421-14
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Hydraulic Roller Tappet, Advertised Duration 286/298, Lift .634/.634, Chevy, Big Block, Each
Part Number: HRS-120205-12
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Camshaft, Retrofit, Hydraulic Roller Tappet, Advertised Duration 278/284, Lift .567/.578, Chevy, Big Block
Part Number: HRS-120245-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Cam and Lifters, Hydraulic Flat Tappet, Advertised Duration 275/285, Lift .470/.470, Chevy, Small Block, Kit
Part Number: HRS-CL110951-10
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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