-40%
NOS Ford Holman-Moody Boss 429 HP429 cylinderblock C9AE-B NASCAR heads C9AXcrank
$ 26136
- Description
- Size Guide
Description
NOS Ford Holman-Moody Boss 429HP429 R cylinder block & C9AE-B NASCAR aluminum heads & NOS C9AX NASCAR crankshaft, rare unbalanced! *

Build the ultimate Boss 429 engine with these components!

* One matched pair - NOS Holman-Moody C9AE-B NASCAR aluminum cylinder heads.
Heads are vintage Ford NOS C9AE-B cast/stamping bare heads. Excellent condition!
As good as they ever get! Clean...Bright and shiny!
* NOS HP429 “R” Boss 429 engine cylinder block, standard bore! Rare!
Ford factory HP429 Boss 429 4-bolt main caps & BOSS dual oil galleys!
Covered in dried cosmoline from FoMoCo. Lots of E & F painted factory color codes!
Rare 1969 lifter valley date code with no serial number stamped on block!
* NOS H/M C9AX-6303-B Boss 429 NASCAR forged steel crankshaft! Rare unbalanced crank! Standard/Standard!
Heads are fully machined with full water test and Zyglo by Holman-Moody.
Never used, never modified! Super clean and bright! Ready to load!
History note: This exact same head is pictured on page 66 of our last
Boss 429 book. This is the same NASCAR setup that helped win
the Grand National NASCAR Championship in 1969 sports fans!
Specs: NASCAR quench 100cc combustion chambers with recessed valve seats.
2.40" intake valves, 1.90" exhaust valves. 3/8" guides. O-ring rubber grooves.
No combustion chamber rings, but can be easily machined to mate with this cylinder block!
Note: Holman-Moody boxes are not included, as they are part of our collection.
Other NOS Boss 429 parts shown are NOT part of this auction!
Buyer pays 0.00 shipping & crating via
FedEx truck 44 lower US states only.
No shipments to New York or New Jersey or Maine or Florida or Canada.
Heads will be well packed!
Cylinder block will be wrapped and strapped to pallet.
Possible SAAC-46 inquire.
Delivery signature is required! No porch drops!
Buyers with no or low feedback will be cancelled!
Performance & Collector car parts.
No warranty expressed or implied.
Boss Performance
New other (see details)
NOS Ford.