/eh/2025-01-08/173633966714069467/picture.png)
/eh/2024-12-24/173503345348979036/Favorite-Icon.png){kind=icon}
/eh/2025-07-08/1751962110204480194/picture.png)
/eh/2025-06-21/1750485478958537574/countryInfoIcon.png)
/eh/2025-06-21/1750485741321434291/Hi-Sign-in-My-Nihao.png)
/eh/2025-06-21/1750485837193896318/cart.png)
/eh/2025-06-21/1750485968202533847/cart.png)
/eh/2025-04-17/1744862476612819675/hot-img.png)
/eh/2025-11-07/1762504524550532584/header-icon.jpg){kind=icon}
/eh/2025-07-07/1751875582852206790/header-icon.png){kind=icon}
/eh/2025-07-07/1751875587886277738/header-icon.png){kind=icon}
Best in 7 days
20% OFF shipping at partenaire-de-reussite.com on orders over $79 + up to 10% OFF products
home
>
Proflow Cylinder Heads, SuperMax 335, Aluminium, BB Chevrolet, Assembled, 120cc Chamber, 335cc Intake Runner, Pair - PFEAHBB335121
>
Proflow Cylinder Heads, SuperMax 335, Aluminium, BB Chevrolet, Assembled, 120cc Chamber, 335cc Intake Runner, Pair - PFEAHBB335121
download picture
description
Proflow Cylinder Heads, SuperMax 335, Aluminium, BB Chevrolet, Assembled, 120cc Chamber, 335cc Intake Runner, Pair - PFEAHBB335121Part Number: PFEAHBB335121 Proflow Cylinder Heads, SuperMax 335, Aluminium, BB Chevrolet, Assembled Proflow does not sacrifice quality for a low priceyou get both with our aluminium cylinder heads. The lightweight heads are cast from A 356 aluminium alloy with a large choice of engine, for SB & BB Chevrolet, LS Chev Holden Ford SB 289 351W, 302, 351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB. They have phosphorous bronze valve guides, and ductile
Shopping security
product description
Why choose thelockerguy wholesale?
Part Number: PFEAHBB335121
Proflow Cylinder Heads, SuperMax 335, Aluminium, BB Chevrolet, Assembled Proflow does not sacrifice quality for a low priceyou get both with our aluminium cylinder heads. The lightweight heads are cast from A-356 aluminium alloy with a large choice of engine, for SB & BB Chevrolet, LS Chev Holden Ford SB 289-351W, 302, 351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB. They have phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories. The fully assembled heads have stainless steel valves, high performance valve springs, 7 degree valve locks, rocker arm studs, and guideplates. This BBC cylinder head is recommended for agressive street or street/strip applications with displacements up to 540 cubic inches, operating at or below 6800 RPM. 1.625 O.D. Solid Roller, 275lbs on seat,.850 Maximum Lift.
SPECIFICATIONS
Material
A356 Aluminum
Intake Port Volume
335cc
Intake Port Dimension
2.450"H x 1.755"W x 13/32 Radius
Intake Port Location
Stock
Exhaust Port Volume
135cc
Exhaust Port Dimension
1.780"H x 2.025" W
Intake Valve Diameter (in):
2.30 in.
Exhaust Valve Diameter (in):
1.880 in.
Combustion Chamber Size
121cc
Valve Springs Pocket I.D.
1.735"
Maximum Valve Lift (in):
0.750 in.
Outside Diameter of Outer Spring (in):
1.625 in.
Lock Style:
10 degree
Rocker Arm Nut Thread Size:
7/16-20 in.
Valve Cover Mounting Style:
Perimeter bolt
Intake Valve Angle:
24/4
Exhaust Valve Angle:
15/4
Valve Guide Material:
Manganese Bronze
Intake Valve Seat Machine Style:
5-angle
Valve Seat Material:
Mental powder
Oiling Style:
Through pushrod
FEATURES
11/32" Intake Valve, 2.250" x5.500" O.A.L
11/32" Tulip Exhaust Valve, 1.880" x 5.450" O.A.L
Racing Spring #1224 1.625 O.D. Solid Roller, 275lbs on seat,.850 Maximum Lift, Max RPM 7400-7600
10° Retainers 1.490" O.D x 1.180" I.D x.765" I.D
10° 11/32" Valve Locks with lashcap recess
ARP 7/16" Rocker Exhaust Studs
ARP 7/16" Rocker Intake Studs
3/8" Guide Plates
11/32" Viton Valve Seals
Hardened Spring Cup 1.740" O.D / 1.650" I.D
11/32" Intake Manganese Bronze Valve Guides.502" O.D x 2.10" O.A.L
11/32" Exhaust Maganese Bronze Valve Guides.502" O.D x 2.25" O.A.L
RECOMMENDED COMPONENTS
Intake Port Gasket
(.120" Thick)
Intake Port Gasket
(.060" Thick)
Important
Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit the heads.
Exhaust Port Gasket
Head Gasket, Fel-Pro #1047 (Mark V and VI),Head Gasket,, Fel-Pro #1017-1 (Mark IV)
Head Bolts, 7/16"-14 x 7/16"-14 ARP 235-7202
ARP 135-3703 (Mark IV), ARP 135-3707 (Mark V),ARP 235-4713
Head Bolt Washers,
Manley
Stud Girdle
7/16 Stud Mount Rocker Arms - 1.7 Ratio (For Optimized Geometry)
1.7 Shaft Mount Rocker Arms T&D
Suggested Manifold
Victor Jr,Super Victor
Spark Plug Starting Range
Pump Gas 3924 / Race Gas 3922
Proflow Cylinder Heads, SuperMax 335, Aluminium, BB Chevrolet, Assembled, 120cc Chamber, 335cc Intake Runner, Pair - PFEAHBB335121
Item no
:
24176834872
US$ 1137.00
Pay in 4 interest-free payments of $284.25 Learn more
Min. order:
1piece
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jun 21 - Jun 26
US$40
Get nowSign up to your membership to get coupons up to
15%
Get nowOpportunity to enjoy order discount up to 15% off
Please add the products
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
Discover Niche Categories That Outsell
Top-Converting Item to Boost Your Average Order
Best in 7 days
Best in 7 days
Best in 7 days
Best in 7 days
recommand products
![Nobody Saves the World - Deluxe Edition [PlayStation 5]](https://cdn.shopify.com/s/files/1/1288/8361/files/Nobody-Saves-The-World-Deluxe-Edition-Play-Station-5-COVER.jpg?v=1730485819)
![Ambition Record - Limited Run Games #070 [PlayStation 5]](https://cdn.shopify.com/s/files/1/1288/8361/files/Ambition-Record-Limited-Run-Games-070-Play-Station-5-COVER.jpg?v=1730486447)
