Precision Engineered in Sydney, Australia | World-Class Barra Specialists Since 2004
Atomic Parts Overview Menu

Engine Components

Precision engineered parts for the Ford Barra 4.0L.

Engine Block

Rotating Assembly

Cylinder Head

Valvetrain & Cams

Timing System

Oil System

Studs & Bolts

Gaskets & Seals

Tools & Accessories

Featured

Best Sellers
cast engine block on a black surface with a white background close-up of silver main caps on cast engine block in a workshop setting
from $15,000.00 AUD
from $15,000.00 AUD
  **FIRST ORDERS OPEN EST. LATE MARCH - WE ARE NOT ACCEPTING CUSTOMER DEPOSITS UNTIL THEN. THIS PAGE IS LIVE TO GET OUR CUSTOMERS UP TO SPEED ON SPECS AND PRICING ESTIMATES**Atomic H260 Cast I...
speedflow packaging of black weld on bungs with aluminium extension fittings and 3d printed fitting jigs with white background close up of weld on orb kit with white background
from $109.00 AUD
from $109.00 AUD
  Atomic "Stealth" Breather Fitting System Race-Spec Crankcase Ventilation. Factory-Spec Fitment. Is your Barra a bit blocked up? High-horsepower Barra engines need massive crankcase ventila...
9% Off
Atomic Barra Premium Billet Steel Main Cap Set Atomic Barra Premium Billet Steel Main Cap Set
$1,450.00 AUD
$1,450.00 AUD
$1,599.00 AUD
NEW - Atomic 4140 Billet Steel Maincaps Made out of a high grade 4140 which is preferred for Barra main caps. Costs more but it's ~45% stronger but essentially, not too hard! This is important be...
15% Off
Atomic Barra Billet Crank Build Kit - Destroker Kit Atomic Barra Billet Crank Build Kit - Destroker Kit
$9,550.00 AUD
$9,550.00 AUD
$11,270.00 AUD
    Atomic Barra Billet Crank Destroker Kit: The Absolute Race Foundation   The Destroker Kit is the ultimate engineering solution for the dedicated Barra racer. Built to shatter RPM ceilings and...
Atomic Barra 1000hp Capable Parts Package
from $8,130.00 AUD
from $8,130.00 AUD
  Atomic 1000HP Engine Package The Ultimate Barra Rebuild Solution Uncompromising Engineering The core philo...
Atomic Barra Tool Steel Headstuds with OS Washers metal head stud in engine block with blurred background
from $560.00 AUD
from $560.00 AUD
Atomic Tool Steel Head Studs H13 Tool Steel | CA625 Strength at 1/3 the Price Why Pay 3x More for the Same Strength? In the world of high-horsepower fasteners, you typically have two cho...
Atomic Cosworth F1 Series Forged Pistons – Ford Barra DOHC Atomic Barra Cosworth F1 Series Forged Pistons
$2,839.00 AUD
$2,839.00 AUD
Atomic Cosworth F1 Series Pistons F1 Engineering for Your Barra | 2000HP Capable F1 Technology for the Street When you're chasing 2000hp, your pistons are absorbing 8 to 9 tonnes of comb...
Atomic Barra Billet Crank | 3.5L or 4.0L Atomic Barra Billet Crank | 3.5L or 4.0L
$5,999.00 AUD
$5,999.00 AUD
Atomic BS970/EN26 Billet Crankshaft Atomic BS970/EN26 Billet Crankshaft Aero Counterweights | Unmatched Strength for 2000HP+ ...
Atomic Big Ears Sump – Ford Barra DOHC | +2.5L Capacity Atomic Big Ears Sump – Ford Barra DOHC | +2.5L Capacity
from $1,599.00 AUD
from $1,599.00 AUD
$1,599.00 AUD item
Atomic Barra Big Ears SumpFront B-Series & Rear F-Series Sump +2.5L Capacity | Standard Depth | Baffled Wet Sump Solution Serious Oil Control When building a high-performance Fo...
various mechanical components included in timing chain kit with a white background Atomic Barra Heavy Duty Timing Chain Kits
from $469.00 AUD
from $469.00 AUD
    Atomic Heavy Duty Timing Chain System Bulletproof Timing for 200HP-2000hp Barra Engines The Problem The factory Barra timing system was never designed for high RPM, big cams, or heavy va...
Atomic_barra_306152_FG_complete_gasket_seal_kit Atomic Barra Gasket Kit | MLS-D Headgasket
$575.00 AUD
$575.00 AUD
  Atomic MLS-D Gasket Kit ULTRA TOUGH Diesel-Spec Sealing for High Boost Barras The Problem Standard Multi-Layer Steel (MLS) gaskets are great, but under extreme cylinder pressures (high boo...
Atomic Billet Oil Pump OEM Housing Rebuild Kit – Ford Barra DOHC steel oil pump gears in an aluminium oil pump housing with a steel background
$775.00 AUD
$775.00 AUD
Atomic Billet Oil Pump Rebuild Kit Atomic Billet Oil Pump Rebuild Kit Upgrade Your OEM Housing to Race Spec ...
Atomic Barra Valve Springs Stage 1-5 | Matched Sets Atomic Barra Valve Springs Stage 1-5 | Matched Sets
from $400.00 AUD
from $400.00 AUD
  Atomic Matched Valve Springs Ovate Wire Technology* | Precision Matched Sets WHY UPGRADE TO ATOMIC SPRINGS!? Factory valve springs are designed for standard RPM and low boost. As you incre...
Atomic Barra Vernier Cam Gear Sprockets Atomic Barra Vernier Cam Gear Sprockets
from $629.00 AUD
from $629.00 AUD
  Atomic Vernier Cam Sprockets Total Timing Control for 1000HP+ Builds The Problem The factory VCT system was designed to cope with much less valvetrain load than high performance engines pr...
Atomic Barra Billet Flexplate Kits - Capscrew Bolts with Nordlock Washers Atomic Barra Billet Flexplate Kits - Capscrew or ARP Bolts with Nordlock Washers
from $575.00 AUD
from $575.00 AUD
  Atomic Billet Flexplate Kit SFI Certified Strength USED IN 1500HP+ Builds The Problem In high-horsepower Barra builds, the factory sheetmetal flexplate is a serious liability. Imagine a th...
silver zinc engine girdle Atomic Barra Billet Main Cap Girdle
from $415.00 AUD
from $415.00 AUD
Atomic Billet Main Cap Girdle   **PLEASE NOTE: We are updating the girdles to be Silver Zinc coated instead of yellow/gold as it is more consistent, durable and we think it looks damn good!   ...
Atomic Barra Tool Steel Headstuds with OS Washers metal head stud in engine block with blurred background
from $560.00 AUD
from $560.00 AUD
Atomic Tool Steel Head Studs H13 Tool Steel | CA625 Strength at 1/3 the Price Why Pay 3x More for the Same Strength? In the world of high-horsepower fasteners, you typically have two cho...
Atomic High Rev Hydraulic Lifters – Ford Barra DOHC | ‘Anti Pump-Up’ Atomic High Rev Hydraulic Lifters – Ford Barra DOHC | ‘Anti Pump-Up’
$569.00 AUD
$569.00 AUD
Atomic "Anti-Pump" High Rev Lifters High RPM Stability | Double Relief Rate Technology The LIMIT OF Standard Lifters Standard hydraulic lifters are designed for smooth, gentle operation....
Atomic Barra Race Spec FULL Steel Barra Oil Pump Medium or High Pressure Atomic Barra Race Spec FULL Steel Barra Oil Pump Medium or High Pressure
$1,500.00 AUD
$1,500.00 AUD
Atomic Race Spec Steel Oil Pump Hand Finished & Ported | Nitrided Billet Internals Why Upgrade to a Steel Housing? Factory alloy oil pumps have a fatal flaw: thermal expansion. As yo...
Atomic Timing System

Atomic Timing System

Upgraded, strengthened components for high performance street cars and race cars

Learn More
Atomic Barra Heavy Duty Timing Chain – Ford Barra DOHC Atomic Barra Heavy Duty Timing Chain – Ford Barra DOHC vs stock
$235.00 AUD
$235.00 AUD
Atomic Heavy Duty Timing Chain – Ford Barra DOHC | Double Row | High Tensile | Suits OEM & Vernier Gears Description:The factory single-row 8mm pitch Simplex timing chain in Ford Barra DOHC 6-c...
Atomic Barra Vernier Cam Gear Sprockets Atomic Barra Vernier Cam Gear Sprockets
from $629.00 AUD
from $629.00 AUD
  Atomic Vernier Cam Sprockets Total Timing Control for 1000HP+ Builds The Problem The factory VCT system was designed to cope with much less valvetrain load than high performance engines pr...
Atomic Barra Billet Crank Sprocket Atomic Barra Billet Crank Sprocket
$235.00 AUD
$235.00 AUD
Atomic Billet Crank Sprocket – Ford Barra DOHC | Heat Treated & Case Hardened | Precision Fit Description:The factory crankshaft sprocket in Ford Barra DOHC 6-cylinder engines is prone to wear,...
Atomic Barra Heavy Duty Timing Chain Kit | Core Kit + Sprocket Atomic Barra Billet Steel Timing Chain Guide - Parabolic Guide
$245.00 AUD
$245.00 AUD
Atomic Billet Steel Timing Chain Guide – Ford Barra DOHC | ‘Parabolic Guide’ | Super Strong Design | Heat Treated Steel Description:Timing chain guide failure is a common issue in high-RPM and high...
Workshop or garage setting with tools, parts, and a pegboard with stickers on a wall.

Atomic Performance Products


Atomic Performance Products focuses on high-performance engine components for Barra engines, specializing in parts that enhance strength and reliability for demanding applications. They offer a range of parts from essential components like timing chain kits and gaskets to more specialized performance upgrades like billet oil pumps, camshafts, pistons, and conrods. Atomic also offer complete built Barra engines.

Resources
Torque Specs
Torque Specs

Torque specs, clearances, preloads etc.

Engine Types
Engine Types

BA? BF? FG? GAS? RED TOP? WTF?
Instructions
Instructions

Installation and setup instructions