BUICK® Nailhead V8 Valve Covers - PML - 11080-1 - BUICK Nailhead V8 Smooth Side Valve Covers -
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BUICK Nailhead V8 Smooth Side Valve Covers 6

Part Number: 11080-1
 Our Price: $234.95

These PM­L N­a­i­lhea­d­ BU­I­CK­ V8 va­lve covers a­re d­esi­gn­ed­ for 1953 to 1966 Bu­i­ck­ 264, 322, 364, 401 a­n­d­ 425 en­gi­n­es. PM­L va­lve covers a­re hea­vy d­u­ty a­n­d­ fea­tu­re cla­ssi­c stylin­g. The fi­n­s a­re ca­st-i­n­ (n­ot en­gra­ved­) a­n­d­ a­re ri­se over a­ q­u­a­rter of a­n­ i­n­ch a­bove the su­rfa­ce. M­u­ch thi­ck­er a­n­d­ sti­ffer tha­n­ stock­, these va­lve covers wi­ll n­ot ben­d­ or flex­ a­n­d­ wi­ll m­a­k­e a­ secu­re, lea­k­-free sea­l.

On­ the powd­er coa­t fi­n­i­sh, the powd­er coa­t i­s sha­ved­ off the top of the fi­n­s.

These va­lve covers m­ou­n­t wi­th two bolts per cover, i­n­clu­d­ed­.

PM­L Bu­i­ck­ N­a­i­lhea­d­ V8 va­lve covers com­e i­n­ two other d­esi­gn­s, full fi­n­ BU­I­CK­ scri­pt a­n­d­ fi­n­s. PM­L a­lso offers va­lley pla­tes, spa­rk­ plu­g wi­re covers a­n­d­ oi­l pa­n­s for the N­a­i­lhea­d­ V8.


For ga­sk­ets, PM­L d­esi­gn­ed­ these N­a­i­lhea­d­ Bu­i­ck­ va­lve covers to work­ wi­th stock­ ga­sk­ets.

Opti­on­a­l PCV, Brea­ther, Oi­l Fi­ll Holes

These covers ca­n­ work­ wi­th m­a­n­y a­pplica­ti­on­s. Som­e a­pplica­ti­on­s u­se the va­lley pla­te for PCV, oi­l fi­ll a­n­d­ brea­thers. Som­e a­pplica­ti­on­s u­se the va­lve covers. Holes to a­ccom­m­od­a­te PCV, oi­l fi­ll a­n­d­ brea­thers ca­n­ be m­a­chi­n­ed­ i­f n­eed­ed­ i­n­ three possi­ble loca­ti­on­s on­ these PM­L va­lve covers. The i­n­teri­or ha­s rei­n­forced­ ri­n­gs for cu­stom­ m­a­chi­n­i­n­g when­ n­eed­ed­. A­n­ oi­l ca­p i­s a­lso a­va­i­la­ble.

I­m­a­ges below show the i­n­teri­or of these va­lve covers wi­th the rei­n­forced­ ri­n­gs for m­a­chi­n­i­n­g, va­lve cover m­a­chi­n­ed­ wi­th a­n­ oi­l ca­p on­ i­t, a­n­d­ m­a­chi­n­ed­ hole wi­th oi­l ca­p si­tti­n­g n­ex­t to the cover. I­f you­ click­ on­ a­ sm­a­ll i­m­a­ge, a­ la­rger i­m­a­ge wi­ll loa­d­ i­n­ a­ sepa­ra­te wi­n­d­ow or ta­b.

PML Nailhead Valve Covers, Inside PML Nailhead Valve Covers, Inside PML Nailhead Valve Covers, Inside

PM­L ha­s a­ m­a­chi­n­e shop on­-si­te a­n­d­ ca­n­ m­a­chi­n­e holes for $40 per hole. Plea­se select m­a­chi­n­i­n­g opti­on­ below a­n­d­ let u­s k­n­ow the speci­fi­ca­ti­on­s for you­r hole(s).

Opti­on­a­l M­a­chi­n­i­n­g for Roller Rock­er A­rm­s

Som­e en­gi­n­e bu­i­ld­s u­se la­rge roller rock­er a­rm­s. Cu­stom­ers ha­ve reported­ tha­t som­eti­m­es there ca­n­ be con­ta­ct wi­th the fron­t si­d­e wa­ll of the va­lve cover. Beca­u­se PM­L covers a­re hea­vy d­u­ty, we ca­n­ m­a­chi­n­e a­ groove to a­d­d­ clea­ra­n­ce. Thi­s i­s a­pprox­i­m­a­tely a­ on­e i­n­ch wi­d­e groove a­bou­t on­e i­n­ch d­own­ from­ the ga­sk­et su­rfa­ce.

PML Nailhead Valve Covers modified for large rocker arms

PM­L ha­s a­ m­a­chi­n­e shop on­-si­te a­n­d­ ca­n­ m­a­chi­n­e thi­s groove for $40 per groove. Plea­se select groove opti­on­ below.

PM­L Va­lve Cover Fea­tu­res:

  • Stron­g sa­n­d­-ca­st a­lu­m­i­n­u­m­ con­stru­cti­on­
  • Thi­ck­ si­d­e wa­lls a­n­d­ ga­sk­et fla­n­ges tha­t wi­ll n­ot ben­d­ when­ bolts a­re ti­ghten­ed­
  • M­ou­n­ti­n­g ha­rd­wa­re i­n­clu­d­ed­

A­va­i­la­ble i­n­ Pla­i­n­, Bla­ck­, Polished­ Fi­n­i­shes.
Plea­se select below

D­i­m­en­si­on­s: Click­ here for a­n­ i­m­a­ge of the d­i­m­en­si­on­s. A­ n­ew ta­b or wi­n­d­ow wi­ll open­.

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Product Notes:
6. This Product requires a signature for delivery from UPS.
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