Skip White Performance - We have the best prices you will ever find for aluminum heads, rotating assemblies and strokers
Skip White Performance
1910 Brookside Lane
Kingsport, TN 37660

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 423-722-5152

AFR CHEVY BBC 496 555 572 MAGNUM HEADS 345cc 121cc FULLY BUILT # 2110-1 HR

Available

$2,703.39



Product Information

UPC352592591497
Product TypeShipped Product
Number of reviews 0

FOR BBC CHEVY BIG BLOCK ENGINES
AFR 345cc RUNNERS 121cc CHAMBERS MAGNUM ALUMINUM HEADS.
AIR FLOW RESEARCH

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This sale is for a fully assembled set of heads (2 heads).
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The springs in this setup operate with hydraulic roller cams up to 650 lift.

READY TO INSTALL.

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This sale is for the a set of BBC 345cc heads setup for hydraulic roller cams. We suggest using these heads on setups coupled with cams in the 580-640 lift range. These heads will most likely prevail best on 496 and larger cubic inch engines.

Accessory Bolt Holes Drilled

Yes

CNC-Machined Combustion Chamber

YES

CNC-Machined Exhaust Runner

PARTIAL WITH CNC BOWL BLENDING

CNC-Machined Intake Runner

PARTIAL WITH CNC BOWL BLENDING

Combustion Chamber Style

Heart

Combustion Chamber Volume (cc)

121

Cylinder Head Finish

Natural

Cylinder Head Material

Aluminum

Cylinder Head Style

Assembled

Damper Spring Included

Yes

Exhaust Port Location

Raised .375

Exhaust Port Shape

D-SHAPED

SPRING TENSION

STD TENSION 140lb SEAT PR. 406lb OPEN AT 6.50 LIFT. #8016

Exhaust Valve Angle

23

Exhaust Valve Diameter (in)

1.880 in.

Exhaust Valves Included

Yes

Guideplate Pushrod Size

5/16 in.

Guideplates Included

Yes

Heat Crossover

Yes

Intake Port Location

Standard

Intake Port Shape

Rectangular

Intake Runner Volume (cc)

345cc

Intake Valve Angle

23

Intake Valve Diameter (in)

2.300 in.

Intake Valves Included

Yes

Lock Style

10 degree

Locks Included

Yes

Machined for O-Ring

No

Maximum Valve Lift (in)

Approx. 0.650 in.

Number of Springs Per Valve

Dual

Oiling Style

Through pushrod

Outside Diameter of Outer Spring (in)

1.550 in.

Quantity

Sold as a pair.

Retainer Material

Chromoly steel

Retainers Included

Yes

Rocker Arm Nut Thread Size

7/16-24 in.

Rocker Arm Nuts Included

No

Rocker Arm Studs Included

Yes

Rocker Arms Included

No

Spark Plug Style

Angle plug.

Steam Holes Drilled

No

Valve Cover Mounting Style

Perimeter bolt

Valve Guide Material

Bronze


Official Dyno Report with these heads, our new Brawler 1050 carburetor, .566/.566 Comp Cam, single plane intake, and MSD distributor.

bbc 566/566 afr brawler dyno photo 0d40228d-1128-4c6d-9a63-764c78e4c2de.jpg

bbc 566/566 afr brawler graph photo dc52c8d9-16a0-4396-b8ff-38b5ec321fee.jpg


A final note,

Our user id is: skipwhite, and our store name is whiteperformance1. You may have noticed other sellers using a similar name offering similar products. These other sellers have capitalized on our name as we see it, and many customers searching for us will inadvertently find them, thinking we are one in the same company. There is only one "Skip White" We are the original premier seller under this name since approximately 2002. We have no other names, nor are we associated with any other company regardless of the similarity in the name or location. Our official company name is Skip White Performance.

Skip White

    • We are not responsible for collateral damage caused by the use of this product.

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